| Rare Soviet Russian book ... | |
| Rare Soviet Russian book 1924 "air bubbles and sausages" V. Kuznetsov - Sold on eBay Nov 16, 2020 for $500.00 | |
| V. Kuznetsov. ". Society of Friends of the Air Force 1924". ". how it works. hot air balloon flight. military and peaceful use of balloons. aerial observers. captive balloon. raising a tethered balloon.... | |