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    • eBay
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    • Autographs-Original
    • James Spence Authentication (JSA) Oakland Athletics Original Sports Autographed Items

    James Spence Authentication (JSA) Oakland Athletics Original Sports Autographed Items

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    1,002 Results

      • Autograph Authentication: James Spence Authentication (JSA) filter applied
      • Team: Oakland Athletics filter applied
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      • James Spence Authentication (JSA) filter applied
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      • Jose Canseco
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    • REGGIE JACKSON Signed 11x14 Photo w/ 3  Inscriptions, JSA COA HOF Mr October

      REGGIE JACKSON Signed 11x14 Photo w/ 3 Inscriptions, JSA COA HOF Mr October

      C $271.67
      C $40.45 shipping
      or Best Offer
      SPONSORED
    • Mark McGwire Autographed MLB Signed Baseball 583 HOME RUNS JSA COA With UV Case

      Mark McGwire Autographed MLB Signed Baseball 583 HOME RUNS JSA COA With UV Case

      C $338.23
      C $31.79 shipping
      or Best Offer
      Only 1 left!
      SPONSORED
    • Mark McGwire Autographed MLB Signed Baseball BIG MAC JSA COA With UV Case DIRTY

      Mark McGwire Autographed MLB Signed Baseball BIG MAC JSA COA With UV Case DIRTY

      C $338.23
      C $31.79 shipping
      or Best Offer
      SPONSORED
    • Reggie Jackson Signed OML Baseball🔥AUTO JSA COA🔥2022 Topps Chrome Gilded #d/99

      Reggie Jackson Signed OML Baseball🔥AUTO JSA COA🔥2022 Topps Chrome Gilded #d/99

      C $311.06
      C $28.04 shipping
      SPONSORED
    • Mark McGwire Autographed Signed USA Red Jersey JSA COA

      Mark McGwire Autographed Signed USA Red Jersey JSA COA

      C $71.99
      13 bids
      C $38.58 shipping
      Ending Monday at 12:52 EST18h 33m
    • Mark McGwire Autographed Signed Oakland Athletics Green Jersey JSA COA

      Mark McGwire Autographed Signed Oakland Athletics Green Jersey JSA COA

      C $159.61
      20 bids
      C $41.16 shipping
      Ending Monday at 12:56 EST18h 37m
    • Jose Canseco Autographed 8X10 Photo Oakland Athletics JSA

      Jose Canseco Autographed 8X10 Photo Oakland Athletics JSA

      C $20.36
      C $21.42 shipping
    • Mark McGwire Jose Canseco Dual Signed Auto ROMLB Baseball JSA COA Bash Brothers

      Mark McGwire Jose Canseco Dual Signed Auto ROMLB Baseball JSA COA Bash Brothers

      C $217.32
      C $31.30 shipping
      or Best Offer
      36 watching
    • Jim "Catfish" Hunter Signed 8x10 Photo Oakland Athletics JSA COA Authentic Auto

      Jim "Catfish" Hunter Signed 8x10 Photo Oakland Athletics JSA COA Authentic Auto

      C $40.68
      C $16.98 shipping
      or Best Offer
    • Jose Canseco Autographed Oakland A's Green/Yellow Baseball Jersey (JSA)

      Jose Canseco Autographed Oakland A's Green/Yellow Baseball Jersey (JSA)

      C $33.96
      0 bidsEnding Friday at 14:50 EST4d 20h
    • JOSE CANSECO Autographed Signed Replica Batting Helmet JSA COA A’s

      JOSE CANSECO Autographed Signed Replica Batting Helmet JSA COA A’s

      C $16.98
      4 bids
      C $40.36 shipping
      Ending Saturday at 19:26 EST6d 1h
    • Oakland A's Legend🔥JOSE CANSECO🔥 Autographed and Inscribed Jersey

      Oakland A's Legend🔥JOSE CANSECO🔥 Autographed and Inscribed Jersey

      C $25.81
      0 bids
      C $30.48 shipping
      Ending Saturday at 22:38 EST6d 4h
    • June 14, 1982 The Sporting News Rickey Henderson MLB Auto JSA Signed Oakland A's

      June 14, 1982 The Sporting News Rickey Henderson MLB Auto JSA Signed Oakland A's

      C $67.90
    • Oakland A's Jose Canseco Signed  Bat with ROOKIE SIGHED CARD. Bat has COA JSA

      Oakland A's Jose Canseco Signed Bat with ROOKIE SIGHED CARD. Bat has COA JSA

      C $210.54
      C $53.59 shipping
      or Best Offer
      SPONSORED
    • Jose Canseco "Parkway Jose" Athletics Signed Autographed INSC 40/40 JSA COA

      Jose Canseco "Parkway Jose" Athletics Signed Autographed INSC 40/40 JSA COA

      C $190.17
      or Best Offer
      SPONSORED
    • Tony LaRussa Autographed/Signed Jersey JSA COA La Russa Oakland Athletics A’s As

      Tony LaRussa Autographed/Signed Jersey JSA COA La Russa Oakland Athletics A’s As

      C $116.14
      Was: C $122.25
      SPONSORED
    • Rollie Fingers Signed OML Baseball Inscribed "HOF 92" (JSA)

      Rollie Fingers Signed OML Baseball Inscribed "HOF 92" (JSA)

      C $67.92
      0 bids
      C $29.01 shipping
      Ending Monday at 20:42 EST1d 2h
      or Best Offer
    • JOSE CANSECO  SIGNED  CUSTOM  LG  OAKLAND A'S GREEN JERSEY, JSA COA #WPP899853

      JOSE CANSECO SIGNED CUSTOM LG OAKLAND A'S GREEN JERSEY, JSA COA #WPP899853

      C $54.33
      or Best Offer
    • Dennis Eckersley Red Sox A's signed HOF Logo Baseball Ball autographed JSA COA

      Dennis Eckersley Red Sox A's signed HOF Logo Baseball Ball autographed JSA COA

      C $101.86
      0 bids
      C $30.02 shipping
      Ending Today at 19:01 EST42m 27s
    • MARK MCGWIRE 8x10 Autographed Photo - JSA COA

      MARK MCGWIRE 8x10 Autographed Photo - JSA COA

      C $92.37
      C $28.31 shipping
      or Best Offer
    • Jose Canseco Autographed/Signed Rawlings Official MLB Baseball JSA/COA

      Jose Canseco Autographed/Signed Rawlings Official MLB Baseball JSA/COA

      C $54.27
      C $20.46 shipping
    • Athletics MARK McGWIRE Signed Custom Replica Oakland Jersey AUTO w/ AL ROY - JSA

      Athletics MARK McGWIRE Signed Custom Replica Oakland Jersey AUTO w/ AL ROY - JSA

      C $271.66
      C $43.15 shipping
      or Best Offer
    • Rollie Fingers Oakland Athletics Signed New Era Baseball Hat JSA Authenticated

      Rollie Fingers Oakland Athletics Signed New Era Baseball Hat JSA Authenticated

      C $54.32
    • JOSE CANSECO MVP OAKLAND A'S YANKEES SIGNED AUTO 1988 SPORTS ILLUSTRATED MAG JSA

      JOSE CANSECO MVP OAKLAND A'S YANKEES SIGNED AUTO 1988 SPORTS ILLUSTRATED MAG JSA

      C $162.99
      C $23.66 shipping
      or Best Offer
    • Rollie Fingers Signed Oakland Athletics 11x14 Photo JSA COA A's

      Rollie Fingers Signed Oakland Athletics 11x14 Photo JSA COA A's

      C $67.90
      C $27.17 shipping
      or Best Offer
    • A's RICKEY HENDERSON Signed Name ENGRAVED Louisville Slugger Black Bat AUTO JSA

      A's RICKEY HENDERSON Signed Name ENGRAVED Louisville Slugger Black Bat AUTO JSA

      C $543.33
      C $62.81 shipping
      or Best Offer
      11 watching
    • Mark McGwire JSA COA Signed  8x10 Photo Autograph Oakland Athletics

      Mark McGwire JSA COA Signed 8x10 Photo Autograph Oakland Athletics

      C $91.01
      C $22.49 shipping
      or Best Offer
    • Jose Canseco Autographed Oakland Athletics OML Baseball Black Balled JSA 10789

      Jose Canseco Autographed Oakland Athletics OML Baseball Black Balled JSA 10789

      C $81.49
      C $21.26 shipping
      or Best Offer
      7 watching
    • Mark McGwire Autographed MLB Signed Baseball 1987 AL ROY JSA COA With UV Case

      Mark McGwire Autographed MLB Signed Baseball 1987 AL ROY JSA COA With UV Case

      C $338.23
      C $31.79 shipping
      or Best Offer
      SPONSORED
    • Jose Canseco Autographed/Signed Jersey JSA COA Oakland Athletics A’s Bash Bros

      Jose Canseco Autographed/Signed Jersey JSA COA Oakland Athletics A’s Bash Bros

      C $103.23
      Was: C $108.67
      SPONSORED
    • Jose Canseco Signed Multi Inscribed A's Baseball Jersey AUTO JSA COA Sz XL! WOW!

      Jose Canseco Signed Multi Inscribed A's Baseball Jersey AUTO JSA COA Sz XL! WOW!

      C $257.67
      or Best Offer
      SPONSORED
    • Jose Canseco Signed & Multi Inscribed Oakland A's 33 Batting Practice Jersey JSA

      Jose Canseco Signed & Multi Inscribed Oakland A's 33 Batting Practice Jersey JSA

      C $107.31
      C $34.24 shipping
      or Best Offer
      SPONSORED
    • Mark McGwire Autograph Signed Rawlings Pro Model Full Size Bat AUTO w/ JSA LOA

      Mark McGwire Autograph Signed Rawlings Pro Model Full Size Bat AUTO w/ JSA LOA

      C $584.08
      0 bidsEnding Tuesday at 15:11 EST1d 20h
    • BILLY WILLIAMS SIGNED 16X20 INSCRIBED "SWEET SWINGING OAKLAND A'S 1975-76" JSA

      New ListingBILLY WILLIAMS SIGNED 16X20 INSCRIBED "SWEET SWINGING OAKLAND A'S 1975-76" JSA

      C $203.74
      C $34.38 shipping
      or Best Offer
    • REGGIE JACKSON Rookie Era 60s 70s Signed Autographed Auto Baseball JSA HOF READ

      REGGIE JACKSON Rookie Era 60s 70s Signed Autographed Auto Baseball JSA HOF READ

      C $135.84
      or Best Offer
    • Oakland Athletics A's All 7 League MVP Signed Baseball JSA/LOA; VERY RARE FIND!!

      Oakland Athletics A's All 7 League MVP Signed Baseball JSA/LOA; VERY RARE FIND!!

      Blue, Jackson, Canseco, Henderson, Eck, Giambi, Tejada
      C $1,358.34
      C $72.51 shipping
      or Best Offer
    • BILLY WILLIAMS SIGNED 16X20 INSCRIBED WITH "HOF 87" JSA COA - OAKLAND A'S

      New ListingBILLY WILLIAMS SIGNED 16X20 INSCRIBED WITH "HOF 87" JSA COA - OAKLAND A'S

      C $162.99
      C $33.17 shipping
      or Best Offer
    • Jose Canseco Signed Autographed 8X10 Photo The Simpsons Team Photo Mr. Burns JSA

      Jose Canseco Signed Autographed 8X10 Photo The Simpsons Team Photo Mr. Burns JSA

      C $54.32
      C $21.05 shipping
      or Best Offer
    • Mark McGwire Autographed 1989 World Series Signed Baseball JSA COA With UV Case

      Mark McGwire Autographed 1989 World Series Signed Baseball JSA COA With UV Case

      C $338.23
      C $31.79 shipping
      or Best Offer
      SPONSORED
    • Jose Canseco Autographed Jersey Inscribed “juiced” JSA Authentic

      Jose Canseco Autographed Jersey Inscribed “juiced” JSA Authentic

      C $108.65
      C $22.06 shipping
      or Best Offer
      SPONSORED
    • Mark McGwire Signed Oakland Gold Pro Style Baseball Jersey (JSA)

      Mark McGwire Signed Oakland Gold Pro Style Baseball Jersey (JSA)

      C $271.60
      C $37.72 shipping
      or Best Offer
      4 watching
    • RARE - Vida Blue w/ Bench MVP / CY winner Signed 16x20 Photo JSA /Coa

      RARE - Vida Blue w/ Bench MVP / CY winner Signed 16x20 Photo JSA /Coa

      C $122.24
      C $38.77 shipping
      or Best Offer
    • Oakland Athletics - 1 box MLB memorabilia break Mon 12/11 #589

      Oakland Athletics - 1 box MLB memorabilia break Mon 12/11 #589

      C $5.42
      0 bids
      C $14.19 shipping
      Ending Monday at 16:28 EST22h 9m
    • Brent Rooker Signed Game Used Baseball JSA Coa Autographed Athletics

      Brent Rooker Signed Game Used Baseball JSA Coa Autographed Athletics

      C $80.14
      C $27.57 shipping
      or Best Offer
    • JOSE CANSECO MVP Signed Autograph Auto Rawlings Baseball Bat JSA A’s Yankees

      JOSE CANSECO MVP Signed Autograph Auto Rawlings Baseball Bat JSA A’s Yankees

      C $190.16
      C $56.48 shipping
      or Best Offer
    • Rollie Fingers Signed Auto Custom Jersey Oakland Athletics w/ 3 Insc. JSA COA

      Rollie Fingers Signed Auto Custom Jersey Oakland Athletics w/ 3 Insc. JSA COA

      C $61.13
      0 bidsEnding Tuesday at 0:14 EST1d 5h
    • BILLY "SWEET SWINGING" WILLIAMS SIGNED 16X20 "HOF 87" JSA COA - OAKLAND A'S

      New ListingBILLY "SWEET SWINGING" WILLIAMS SIGNED 16X20 "HOF 87" JSA COA - OAKLAND A'S

      C $203.74
      C $34.38 shipping
      or Best Offer
    • Mark McGwire Signed  Autographed MLB Mini Batting Helmet Oakland A’s  JSA

      Mark McGwire Signed Autographed MLB Mini Batting Helmet Oakland A’s JSA

      C $203.68
      C $34.31 shipping
      or Best Offer

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