Dictaphone Dictamatic Foot Pedal Control 142700 14 Pin Plug. 

I purchased this from a university. 

Tag: C-O4245, C-LP4246, C-Y4247, C-R4248, C-LB4249, C-P4250, C-B4251,  

Bin: 19E-WASH

Shelf: 1.5