The 5x7 View was the logical continuation of Deardorffs popular 5x7
camera (now known as a 5x7OS)
It has 22 inches of bellows and can be compressed to take a 75mm lens
depending on bellows material.
It was intoduced December of 1950 with Serial number 100 for both the
4x5 Deardorff View and 5x7 View.
The 4x5 Deardorff View and 4x5 Special is the exact
same
body as the 5x7 View.
The only difference is the back and the name plate on the front of
the camera.
In the early days of production this camera was called a 4x5 Deardorff
View.
The name 4x5 Special was simply a way to differ the two cameras.
When a customer wanted a 4x5 back it was a Special order item.
Production ended in 1988
4x5 Special front view
4x5 Special in Wide angle position
Bottom view
5x7 Back
Remember, The 5x7 View and the 4x5 Deardorff View
and the 4x5 Special are the same body.
They just have a different back and nameplate.