Он же после установки мотора и замены шасси Хофмана
The glider became the Monowing with the Henderson-Heath engine installed.

Самолёты на фотографии: Aircrafts on the photo: Arup S-1 - СШАUSA - 1932

The Snyder Glider during assembly at South Bend High School early in 1932. Dr Snyder is in the dark overcoat, and S. M. Pierce is in the white shopcoat with Fred Herreman beside him. Note the unusual wing section.

Самолёты на фотографии: Aircrafts on the photo: Arup S-1 - СШАUSA - 1932

The glider in flight, its internal structure visible through the unbleached muslin, minus aluminium primer.

Самолёты на фотографии: Aircrafts on the photo: Arup S-1 - СШАUSA - 1932

Glen Doolittle in the glider with its narrow-track undercarriage and “wing fence” fins.

Самолёты на фотографии: Aircrafts on the photo: Arup S-1 - СШАUSA - 1932

Arup No 2, the most widely-travelled of the series, at the 1933 Chicago Air Races. Powered by a 36 h.p. Continental A-40, it logged several hundred flying hours without mishap.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

The generous wing area made an ideal billboard, and the S-4 is seen here, nearest the camera, covered with Sears-Roebuck commercials. It also wore political slogans for the 1935 elections.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

View of Arup No 3.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

И сзади он не сильно лучше

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

The wing tip ailerons and long-stroke undercarriage show up well in this shot of the Arup No 2. Test flights, with Glen Doolittle piloting, began in April 1933, and it had a top speed of 97 m.p.h.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

Arup S-4 и Arup S-2 при виде спереди. Обратите внимание на громоздкое противокапотажное колесо S-4
The S-2 and S-4 at Bendix Field, South Bend, toward the end of their lives. The S-2 has a Szeckley engine, which gave it a poorer performance than with the original Continental installation.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

Arup S-3 в своём первом и последнем полёте
Arup No 3 during its only flight.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933

The S-2 with the original Continental installation.

Самолёты на фотографии: Aircrafts on the photo: Arup S-2 / S-3 / S-4 - СШАUSA - 1933