EXTREMELY FINE. A RARE SOUND LARGE-MARGINED EXAMPLE OF THE 10-CENT ST. LOUIS "BEARS" POSTMASTER'S PROVISIONAL ON GRAY LILAC PAPER. ESPECIALLY DESIRABLE CANCELLED SOLELY BY THE RED HANDSTAMPED DATESTAMP.
Signed on back. With 2006 P.F. certificate. Scott value is for a normally pen-cancelled stamp off cover (footnote states: "Values for used off-cover stamps are for pen-cancelled copies. Handstamp-cancelled copies sell for much more.")