Where is the VIN stamped on a '70 340 block?

The engine serial number is different than the car serial number on the engine. The engine should have two serial numbers. Confufused yet?

Engine serial number;

http://www.hamtramck-historical.com/images/TSBs/1969/69-25-1_page6.jpg

Car serial number on engine;

http://www.hamtramck-historical.com/images/TSBs/1969/69-25-1_page8.jpg