Technical 35 36 chev glovebox door clocks

Was looking for a clock for my 35 chev glove box door and came across a couple I had stashed away. The clock marked chevrolet are the only ones I have knew about ,but found one marked GM .
Any info on the GM clock

 

Nice stuff!

 

Dont know anything about the GM clock ???
Only ever seen them marked Chevrolet

 

I don't have any info on the GM clocks. Would love to learn about them.

 

Asked over on the vcca 117 views ,no replies
Guess you got to pay for info or pictures there !!!!

 

the GM brown clock is for a 35 master accessory glove box door, the other white face is for a 36 but also used for 35's. the black face clock is for a 34 master. i could the GM clock if you ever decide on parting with one or the 36 clock.