The way mine was up in there, if ypu put your head down by the pedals and face upwards, you should be able to get enough of an angle to see it. But like said, it seems they are in different places, but good luck.

 

The build sheet for my car probably was torn to shreds and blew out as the rust holes started letting the air blow through , but my Dad has a '63 Mercury Comet S-22 (Original owner) when he went to replace the upholstery he found his build sheet in the pass. side seat bottom.