look like early to mid 60's beetle seats.   put them on samba and  they
will sell.

In a message dated 8/8/2017 1:45:35 P.M. Eastern Daylight Time,
dougm+sfbayrangers@KZSU.STANFORD.EDU writes:

Anyone  need some donor seat frames? Not sure what vehicle type they
came from, but  they're free and available in the bay area.

Pics  here:
https://drive.google.com/file/d/0B948348M66W4S0V5azJERFZ5aWtkLXBjSlhCSVNjREN
rRXhz/view?usp=sharing
https://drive.google.com/file/d/0B948348M66W4NVVvNlpZN2lqalp0VDBobG12bmozVFA
0M1pZ/view?usp=sharing