PREVIEW: #MARS: FUN CONVERSATION WITH COLLEAGUE BOB ZIMMERMAN OF THE FUTURE HELICOPTERS OF MARS -- OR MORE LIKELY THE HELICOPTERS AND DRONES EXPLORING DEEP CRATERS AND VALLEYS --MAPPING THE FUTURE. MORE LATER.
May 03, 09:14 PM
PREVIEW: #MARS: FUN CONVERSATION WITH COLLEAGUE BOB ZIMMERMAN OF THE FUTURE HELICOPTERS OF MARS -- OR MORE LIKELY THE HELICOPTERS AND DRONES EXPLORING DEEP CRATERS AND VALLEYS --MAPPING THE FUTURE. MORE LATER.
1957
1957