The top documents of dave-shafer
Travel photography advice
583 views
Ernestine Rose Powerpoint presentation
138 views
Freeform aspherics in telescope design
237 views
thoughts about old age
77 views
Unusual mirror systems
549 views
The John Henry lens design challenge
544 views
Photos around the home
656 views
Ancient secret codes and wordplay in the bible
3.849 views
The Shakespeare diet
1.042 views
Free Will Discussion
1.374 views
Lens in a box
458 views