posted 05-25-2010 08:53 AM
I have an Edwards, CA, Aug. 4, 1977 postmarked cover with a hand-painted Numeroff cachet captioned "Drop-Shuttle Rocket Booster El Centro" signed by the artist on the back. Would anyone have an idea as to its value? I haven't been able to find much about William J. Numeroff on google.
posted 06-16-2010 06:45 AM
To get a valuation for your Numeroff hand painted cachet, contact the space cover group at Regency Superior, Beverly Hills, California, phone, 310.553.5475. The auction house has handled other Numeroff hand painted cachets in the past.