Polaroid Land Camera Back 

Series 100 Film Pack Adapter & Dark Slide

Possibly for Graflex

Manufactured by Polaroid Corporation

Cambridge, Mass.

Measures 7 1/2" x 6 1/4" x 3"

Weighs 1 lb. 12 oz.

Very good condition but sold as untested since

I do not have a camera to try it out on. 

4.5v battery compartment is clean. 

Battery not included.

See photos

Happy to answer any questions.

I ship promptly and will pack carefully