If you are a collector of vintage/antique photographic equipment, you might be interested in these 

hand held light meters.

This is a collection of three meters:

1) 1950s Polaroid/GE model PR-22. It is in its original box/packaging. No Manual

2) 1950s Bertram Chrolon #455. This meter was made in Germany, it includes the original box and manual. The manual is in German.

3) 1960s Sekonic Model 38. This meter comes with a leather case, No packaging/box. No manual.

 The zipper on the leather case is coming loose.

4) 1950s Kalimar CDS-430 Clip-on Cadmium Sulfide Exposure Meter. Comes with leather case and original user Manual (in English) 

Thee meters will be a nice addition to your collection of antique/vintage photography tech.