Colnect-2051-010-KETsiolkovsky--s-rocket-and-rocket-speed-formula.jpg
Source: Colnect
Issued by: Poland
Function: postage
Date: 11/11/1963
Denom: 30g
Color: gray
Design type: space (1963 Poland)
Design: KETsiolkovskys rocket & rocket speed formula
Watermark: unwmk
Perf: 9-14.5
Catalog value:

In collections: unused (Stan Shebs)

External links:
Colnect 136244..an_Spacecrafts


Record of changes