1881 1d PTPO Lettersheet from Birmingham to Stuttgart, Germany with red and black Multiple Advertisements inside from 26 different firms. May 26 1d circular rate (unsealed) in perfect condition except the back flap disappeared at some point, still VF and rare, unlisted in H&G. 

CV. 500-750

1894-1971 Group of 28 Used Registered Postal Stationery Envelopes,  21 used abroad with added frankings from QV to QEII. Nice frankings and usages and different sizes, F-VF

CV. 100-150

1915 1p GV PTPO Postal Stationery Envelope from Cambridge to Plymouth with illustrated Advertising on the front from "Clayton & Shuttleworth, Ltd., Engineers, Stamp End Works, Lincoln. May 21 use of large size envelope. Also 1936 1½d  KG V PTPO postal stationery envelope prepared for the Maiden Voyage of the RMS Queen Mary, May 27 use from Southampton to New York. F-VF, scarce

CV. 100-150

KG VI, QE II Aerogrammes Group, Group of over 160 mint and used Aerogrammes,  the majority of the used examples have commercial messages inside, many varieties, especially on the QEII issus. Great lot for specialist.

CV. 150-200