Commemorative envelope for the Prague Stamp Exhibition 1950, franked with the block of four values (views of old Prague) specially issued for use as the entrance pass to the Exhibition (see note under SG 608); posted by Airmail, with a short note within from the sender.

Booklet pane of six 'ship' stamps overprinted JIPEX 1936, with advertisements on the top & bottom margins & promotional text on the outer margins, cancelled with a large cds 'International Philatelic Exhibition Johannesburg 1936', 7 November 1936, on a small fragment: the complete booklet without overprint (SG SB9 is cat £275). In fine clean condition and hard to find

Cover with the 3c stamp cancelled by a cork cancel with a SALEM MASS postmark dated 31.JUL. and a partial "ADVERTISED" cachet. On the reverse there is a partial SAUGUS postmark and a manuscript "Not called for"