Books by Robert "Skip" Penny
No products found matching the selection.
-20%
Design Considerations for Space Elevator Tether Climbers
Peter Swan, Robert "Skip" Penny, Cathy Swan
€15.66
€19.58
-20% with code BOOKS
In stock at our supplier
-20%
Space Elevator Survivability Space Debris Mitigation
Peter Swan, Robert "Skip" Penny, Cathy Swan
€10.00
€12.50
-20% with code BOOKS
In stock at our supplier