Blocks 10c Blue, 13c Brown, booklet panes of eight (1510c var, 1595c var), mint freak booklet pane of each, foldovers cause miscut and mis-shaped booklet panes, former shows portions of three other stamps, latter with one extra stamp and one extra partial stamp, never hinged, desirable freaks

Details
Blocks 10c Blue, 13c Brown, booklet panes of eight (1510c var, 1595c var), mint freak booklet pane of each, foldovers cause miscut and mis-shaped booklet panes, former shows portions of three other stamps, latter with one extra stamp and one extra partial stamp, never hinged, desirable freaks