Operation Deepfreeze
Cancellations
Byrd Land
17039
|
TYPE
|
DESCRIPTION
|
EXAMPLE
|
SIZE
|
|
Single
Circle Machine Cancel
U.S. NAVY OPERATION DEEP FREEZE Between 5 Bars
"BYRD STATION, ANTARCTICA U.S.N."
3-Line Center
|
MAY
30
5-AM
1957
|
Circle
Diameter: 23mm
|
|
Single
Circle Handstamp Cancel
U.S. NAVY OPERATION DEEP FREEZE Between 4 Bars
"BYRD STATION, ANTARCTICA U.S.N."
4-Line Center
|
FEB
1
1958
A.M.
|
Circle
Diameter: 33mm
|
|
