THE "AD ASTRA" SILENCER: View of the apparatus fitted experimentally to a Siddeley "Puma" engine on a D.H.9 biplane.
Fokkers at Paris: The N. V. Nederlandsche Vliegtuigenfabriek shows an "F.III" and a small glider of usual Fokker construction.
The winner of the Pulitzer Race: The Curtiss-Navy Racer flown by Bert Acosta.
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: The "Avia" exhibits, that in the foreground being the B.H.3, a chaser monoplane fitted with a B.M.W. 185 h.p. engine; in the centre is a smaller edition for a 20 h.p. engine; the third machine is a sporting 2-seater with a 48 h.p. Gnome.
NIEUPORT-DELAGE MACHINE AT THE PARIS SHOW: The well-known type "29C1."
FIRST FULL-SCALE EXPERIMENT WITH HANDLEY PAGE SLOTTED WING: The "D.H.9" fitted with slotted wings.
FIRST FULL-SCALE EXPERIMENT WITH HANDLEY PAGE SLOTTED WING: A close-up view of the arrangement of the slot.
CAUDRON AT THE PARIS SHOW: The old-timer used by Durafour for landing on Mont Blanc.
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: Bleriot-Spad Limousine, exhibited by the Compagnie Franco-Roumaine de Navigation Aerienne.
Mounting of "Jupiter" engine in Bristol "Badger" aeroplane.
CAUDRON AT THE PARIS SHOW: The type 60 used by Poiree
THE CAUDRON UNDERCARRIAGE: One side of the quickly-detachable undercarriage of the "C.59" and "C.60."
The Fokker "F.IV." - Three-quarter front view.
Fokker F.IV 380 H.P. Rolls Royce, 400 H.P. Liberty or 450 H.P. Napier Lion Engine
The Farman "Sport'' is this year shown fitted with an Anzani engine.
FARMAN AT THE SHOW: The huge four-engined night bomber.
The unusual arrangement of the aileron balance on the four-engined Farman.
SOME DETAILS OF THE FARMAN FOUR-ENGINED MACHINE: On the left, one of the engine nacelles. Note the steps which give access to the top plane fitting for folding the wings. On the right is shown one-half of the four-wheeled undercarriage.
The F.B.A. Flying Boat: Some details of the amphibian gear.
The Mars I as it appeared in the Martlesham tests: Note the clean lines, and the manner in which the Napier ''Lion'' has been cowled in. Also the fairings behind the wheels.
The Hanriot School machine.
TWO LATECOERE DETAILS: On the left the very substantial tall skid, and on the right one side of an undercarriage.
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: The Military Aircraft Works 2-seater fighting "Sm.2" (260 h.p. Maybach).
On the Pierre Levasseur Stand: On the left the skeleton of a torpedo 'plane, and on the right the side-by-side machine, which is of most unusual and rather clever design.
NIEUPORT-DELAGE MACHINE AT THE PARIS SHOW: The Coupe Deutsch monoplane flown by Kirsch.
THE THOMAS-MORSE "M.B.-7" MONOPLANE: This machine was flown in the Pulitzer Race by Col. H. E. Hartney, who had engine trouble and crashed. A lighted match from souvenir hunters resulted in the machine being totally destroyed. Span, 24 ft.; chord, 5 ft. 6 ins.; overall length, 18 ft. 6 ins.; total wing area, 112 sq. ft.; weight loaded, 1,975 lbs.; weight/sq. ft., 17-6 lbs.; weight/h.p., 4-98 lbs.; engine, 320 b.p. Wright.
Mounting of "Jupiter" engine in Bristol "Bullet" aeroplane.
On the Nieuport-Delage commercial machine ailerons are fitted to the top plane only. They are operated by cranks and struts from the lower plane.
THE CLEMENT TRIPLANE GLIDER: This machine was shown in 1919 as a power-driven machine.
THE RICCI "POPULAR" AEROPLANES: Details of the single-spar strut attachment.
The tail skid of the Ricci type R.6.
The Curtiss-Cox ("Cactus Kitten") Racer on which Coombs finished second in the Pulitzer Race.
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: Three "Aero" Aircraft Works exhibits - the " Ae.O.3 " (Hispano-Suiza), the " Ae.O.4 " (185 h.p. B.M.W.), and the " Ae.O.2 " (220 h p Hispano-Suiza).
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: A close-up view of the "Ae.O.4."
The Hanriot Coupe Deutsch Racer: This machine is built of metal throughout, except for the wing covering, which is of fabric.
The Hanriot Racer : View inside the cockpit, showing mounting of petrol tanks.
SOME DETAILS OF THE HANRIOT MONOPLANE RACER: The sketch on the left shows the mounting of the radiator above the fuselage. In the centre is part of the streamline undercarriage. The wheels have fabric discs doped on to cover all grooves, etc., except the tread of the tyre. The fin covering, shown on the right, is aluminium sheet, and is held on by turn-buttons.
The Tampier "Avion-Automobile" has a small auxiliary engine which drives it along the road at about 20 m.p.h., when the wings are folded and the rear wheels let down.
The three-engined Caudron has the pilot's seat in front of the cabin.
THE CAUDRON UNDERCARRIAGE: One of the skid undercarriages of the "C.61." Note the arrangement for giving equal tension in the various rubber cords, and the skid below, which protects the rubber against wear.
One side of undercarriage of Potez X.A. Note the band brakes.
SOME POTEZ DETAILS: On the left, the attachment of a metal interplane strut. In the centre, one of the long pins by means of which the wings are attached to the centre-sections. On the right, the tail of the three-engined machine. Note the simple way in which the bracing of the auxiliary trimming plane and rudders are braced with two simple Vee struts.
Three-quarter front view of the Sanchez-Besa multiplane, 40 h.p. (British) A.B.C. engine.
The Sanchez-Besa Multiplane: Designed in the form of a Venetian blind, the wing elements of this machine are of Duralumin sheet, with a filling of compressed cork.
The undercarriage of the Sanchez-Besa multiplane is built up entirely of metal tubing.
The sketch shows the construction of the small wing elements.
FARMAN AT THE SHOW: The torpedo 'plane
THE PIERRE LEVASSEUR SPORTS MODEL: This machine is of most unusual design, the general scheme being indicated in the drawing.
Attachment, on the Pierre Levasseur, of the single tubular strut which runs from the undercarriage Vee to the rear portion of the fuselage.
THE SECOND CZECH INTERNATIONAL AERO EXHIBITION AT PRAGUE: The "Ardea" School monoplane (70 h.p. Mercedes).
The three-engined Latecoere is a very large machine for the number of passengers carried.
View inside the cabin of the Latecoere three-engined machine.
SOME LATECOERE DETAILS: The four-wheeled undercarriage of the three-engined machine. The shock absorbers are inside the wings.
THE LATECOERE L.A.T.6: This photograph of the fuselage was taken at the 1921 Paris Show, and shows the peculiar construction. The undercarriage has been entirely re-designed since then.
SOME LATECOERE DETAILS: The details of the crutch arrangement of the shock absorbers inside the wing root of the all-metal fuselage.
On the Liore et Olivier Stand: The "Leo 9" is an all-metal monoplane of the Junkers type. The wing section is the famous Schoukowsky aerofoil.
The Liore et Olivier monoplane is built of metal throughout. Sketch shows streamline casing over shock absorbers.
The Morane-Saulnier type "A.U." has cantilever wings of rather unusual design.
The Morane-Saulnier cantilever monoplane is really intended as a full-scale experiment for a much larger machine, which is exhibited in model form on the M.S. stand. The sketch shows the wing bracing.
The Dayton-Wright "F.P.2" Forest Patrol and Survey Seaplane. The machine is shown as fitted with two (420 h.p.) Liberty engines with tractor screws.
The Dayton-Wright "F.P.2" Forest, Patrol and Survey Seaplane, as originally fitted with two (210 h.p.) Hall-Scott engines, and pusher screws.
The Dayton-Wright "F.P.2" Forest, Patrol and Survey Seaplane. An interior view of the cabin.
THE S.E.C.M.: Sketch showing wing bracing.
