Skip to main content
Hi !Hi! Sign in or registereBay DealsHelp & Contact
  • Français
Sell
Watch List
My eBay
  • Summary
  • Recently Viewed
  • Bids/Offers
  • Watch List
  • Purchase History
  • Selling
  • Saved Feed
  • Saved Searches
  • Saved Sellers
  • My Garage
  • Messages
Please sign-in to view notifications.
Loading...
eBay Home
Advanced
Copyright © 1995-2025 eBay Inc. All Rights Reserved. User Agreement, Privacy, Payments Terms of Use, Cookies and AdChoice

First Day of Issue 3 Cent US Space Stamp Covers

breadcrumb

  • eBay
    • Collectibles & Art
    • Stamps
    • United States
    • Covers
    • Event Covers
  • Collectibles & Art
  • Stamps
  • United States
  • Covers
  • Event Covers
  • Space
  • First Day of Issue 3 Cent US Space Stamp Covers

Shop by category

  • Event Covers
    • Space
    • First Flight
    • Inauguration & Political
    • Naval
    • Other US Event Stamp Covers
    • Palomar Mountain Observatory FDC Block of 4 Mans Most Powerful Eye 8-30-48 - Image 1 of 4
    • Palomar Mountain Observatory FDC Block of 4 Mans Most Powerful Eye 8-30-48 - Image 2 of 4
    • Palomar Mountain Observatory FDC Block of 4 Mans Most Powerful Eye 8-30-48 - Image 3 of 4
    • Palomar Mountain Observatory FDC Block of 4 Mans Most Powerful Eye 8-30-48 - Image 4 of 4

    Palomar Mountain Observatory FDC Block of 4 Mans Most Powerful Eye 8-30-48

    C $10.99
    or Best Offer
    C $17.16 shipping
    S⁣D⁣V⁣ ⁣р⁣o⁣V⁣2⁣ ⁣F⁣T⁣n⁣ ⁣8⁣D⁣ ⁣Y⁣Y⁣s⁣o⁣r⁣ ⁣e⁣d⁣⁣⁣R⁣⁣
    • Palomar Mountain Observatory FDC 8-30-48 Addressed & Sealed - Image 1 of 4
    • Palomar Mountain Observatory FDC 8-30-48 Addressed & Sealed - Image 2 of 4
    • Palomar Mountain Observatory FDC 8-30-48 Addressed & Sealed - Image 3 of 4
    • Palomar Mountain Observatory FDC 8-30-48 Addressed & Sealed - Image 4 of 4

    Palomar Mountain Observatory FDC 8-30-48 Addressed & Sealed

    C $9.61
    or Best Offer
    C $17.12 shipping
    N⁣M⁣S⁣p⁣o⁣n⁣ѕ⁣ ⁣o⁣r⁣9⁣e⁣M⁣d⁣⁣⁣ ⁣I⁣⁣⁣Y⁣ ⁣H⁣⁣⁣G⁣⁣ ⁣
  • EXPLORER 4 - Spatial study of Argus radiation - 07/26/1958, by Clyde J Sarzin - Image 1 of 1

    EXPLORER 4 - Spatial study of Argus radiation - 07/26/1958, by Clyde J Sarzin

    C $158.04
    C $19.43 shipping
    ⁣⁣⁣⁣⁣H⁣A⁣ ⁣⁣0⁣⁣⁣⁣2⁣⁣ ⁣⁣⁣8⁣J⁣ ⁣9⁣⁣⁣⁣D⁣⁣ ⁣
    • EXPLORER 4 - Spatial study of Argus radiation - 07/26/1958, H. Flick cachet - Image 1 of 2
    • EXPLORER 4 - Spatial study of Argus radiation - 07/26/1958, H. Flick cachet - Image 2 of 2

    EXPLORER 4 - Spatial study of Argus radiation - 07/26/1958, H. Flick cachet

    C $226.79
    C $21.46 shipping
    ⁣⁣6⁣2⁣ ⁣I⁣D⁣⁣ ⁣1⁣⁣G⁣ ⁣F⁣⁣⁣3⁣⁣⁣ ⁣⁣2⁣⁣P⁣⁣⁣ ⁣⁣
  • Palomar Mountain Observatory First Day Cover FDC Crosby Cachet 1946 - Image 1 of 2

    Palomar Mountain Observatory First Day Cover FDC Crosby Cachet 1946

    C $6.87
    C $2.06 shipping
    ⁣D⁣Q⁣⁣⁣⁣ ⁣⁣Q⁣⁣⁣E⁣⁣⁣ ⁣⁣⁣V⁣⁣U⁣⁣⁣⁣⁣ ⁣⁣⁣3⁣
  • Dedication of the Palomar Mountain Observatory 1948 FDC - Image 1 of 1

    Dedication of the Palomar Mountain Observatory 1948 FDC

    C $12.31
    C $15.14 shipping
    ⁣4⁣⁣D⁣ ⁣V⁣⁣V⁣ ⁣B⁣⁣⁣Y⁣⁣ ⁣Y⁣X⁣ ⁣6⁣0⁣ ⁣⁣C⁣⁣⁣ ⁣⁣⁣
  • CANAL ZONE COVER 1934 1ST DAY ISSUE 20TH ANNIV PANAMA CANAL GOLD HILL - Image 1 of 4

    CANAL ZONE COVER 1934 1ST DAY ISSUE 20TH ANNIV PANAMA CANAL GOLD HILL

    C $10.99
    or Best Offer
    C $18.95 shipping
    A⁣T⁣⁣⁣⁣⁣⁣ ⁣⁣⁣⁣Y⁣⁣⁣⁣K⁣ ⁣⁣7⁣⁣⁣0⁣ ⁣W⁣⁣B⁣⁣ ⁣
  • 4 Lot: US Stamps 1940 First Day Of Issue 80th Anniversary of The Pony Express - Image 1 of 4

    4 Lot: US Stamps 1940 First Day Of Issue 80th Anniversary of The Pony Express

    C $39.87
    or Best Offer
    R⁣P⁣ ⁣⁣K⁣T⁣ ⁣⁣⁣⁣⁣0⁣I⁣⁣⁣⁣⁣⁣ ⁣⁣2⁣⁣⁣⁣D⁣⁣⁣ ⁣
  • All Listings
  • Auction
  • Buy It Now
  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
  • List View
  • Gallery View

8 results

Sort: Best Match

  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
    • Denomination: 3 Cent- Selected
    • Cancellation Type: First Day of Issue- Selected
    Clear All