A night-mail biplane, with a Liberty engine, an unusual inverted sesquiplane configuration.
Inter-Wars
Aerial Service Corp
USA
Formed 1920. Built Mercury night-mail biplane, with a Liberty engine, an unusual inverted sesquiplane configuration.
Aerauto PL.5C
A two-seat roadable monoplane.
Aerauto sa
The Italian Aerauto sa was formed shortly before the Second World War to build a two-seat roadable monoplane.
Aeralt Type 3
Flown in 1930, powered by a Salmson 60 hp.
Aeralt
France circa 1930
AEADC / Aircraft Engine & Accessory Development Co Gryphon
The models of the horizontally opposed piston Gryphon engine were built in 1932.
Gryphon M, O-510
1932
150hp@2000rpm
Capacity: 511.1ci
Cylinders: 8
Cooling: Air
Dry wt: 420 lb
Gryphon N, O-810
1932
225hp@2200rpm
Capacity: 811.1ci
Cylinders: 12
Cooling: water
Dry wt: 500 lb
AEADC / Aircraft Engine & Accessory Development Co
Jenkinstown PA.
USA
Circa 1932
Advanced Aircraft Co 1923 Biplane

Circa 1923 and probably a modified Curtiss JN-4 with odd rudder and overhanging ailerons. Minuscule lettering at top of rudder says: “Advance Aircraft Co,” and on fuselage is: “DISPATCHEUR” and “C-3.”

Dated 1 July 1923, the pilot is identified as H.A. Kulberg and the wingman as V.C.Babcock “of the Advance Aircraft Co”.
Advanced Aircraft Co International

The 1924 Advance International was a Waco-built fuselage and gear, plus modified wings from a German Rumpler, as well as other surplus components. The one built only flew a few times and was dismantled in 1925, never being officially recorded on inventory or having a company c/n assigned.
Engine: Clerget, 130hp
Wingspan: 30’0″
Length: 21’0″
Sats: 3