Lot 146
1935 Jan 24, Katwijk aan Zee Flown Covers. Lot of two covers including one carried on the "St.A" flight with a blue flight cachet and a normal rocket label ("Poolster" overprint) and the other carried on the "ST.B" flight with a violet flight cachet and an error label ("Poolstep" overprint). The latter cover is signed by rocketeer K. Roberti in red. An attractive pair. E-Z No. 4C1, C2d, 1996 cat. = $225.
Estimated Value $200 - 300.
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