I was doing more experimenting with my Sx-70. It seemed that the shutter was stuck at only one speed, so only images taken in certain lighting situations would work.
This was my favorite image from that day.
Polaroid Sx-70 camera
Impossible Project Px100 Silver Shade film
Tags: 365 project, believe in film, black and white, film 365, Impossible Project, Impossible Project film, instant film, instant photos, Sx-70, TIP