Lens:

f6.8, 4 ¼" Ross Homocentric, iris diaphragm to f32. Serial no. 85456 .

Shutter:

Ilex Acme, speeds 1 - 1/300, B, T.

Construction:

Leather covered metal body, leather bellows.

Format:

2 ½" x 3 ½" plates held in slides.

Focusing:

Bellows to 2 yards.

Attributes:

Frame finder.

Movements:

Rising front, cross front.

Serial Number:

651 .

Notes:

Adams Address: 24 Charing Cross Rd.

With:

3 double dark-slides (1 - 6). Cable release by Deckel.