Nice Vintage Condition! There are some thin areas at the knees. There are also lots of little thin spots on the back of the legs. Please see the photos and measurements for more details.

When laying flat, the waist measures 10.5 inches.
When flat, the hip area measures 12.5 inches.  
The inseam (crotch to the bottom of the leg) measures 19 inches. 
The rise (waist to crotch) is 9.5 inches.  
The opening at the bottom of the legs measures 7.5 inches. 
These pants are in nice vintage condition and come from a smoke-free home. 
Thanks for looking!
A868