The 1972 set has a little bit of motion blur on a few images. The 1974 set is amateur photography.
Item Number "elp720423"
Date: 1972, April 23rd
Venue: Municipal Hall, Houston, Texas, USA
Images: 14
Price: $55
Item Number "elp740406"
Date: 1974, April 6th
Venue: California Jam, Ontario Motor Speedway in Ontario, California, USA
Images: 23
Price: $39
