I am selling my personal collection of math books

4 volume "Architecture Hydraulique" by Belidor

- original edition, complete
- part 1 (2 volumes) 1737, 1739
- part 2 (2 volumes) 1750, 1753
- large quatro size (11 x 9 inches, very heavy tomes)

more photographs are here:
https://drive.google.com/drive/folders/1zNUhldrBSXOrItqFE0yKhYiJyoOwtiU-?usp=sharing