unmounted mint 22c Scallop Shell, violet omitted (2120b var.), three mint single errors (taken from booklet panes of ten) in vertical strips of three or five, never hinged, very fine, Datz states 75-100+ reported, Datz prices the booklet pane (two errors) at $1,100.00, Scott prices the booklet pane at $850.00 est.

Details

unmounted mint 22c Scallop Shell, violet omitted (2120b var.), three mint single errors (taken from booklet panes of ten) in vertical strips of three or five, never hinged, very fine, Datz states 75-100+ reported, Datz prices the booklet pane (two errors) at $1,100.00, Scott prices the booklet pane at $850.00 est.