Dave-in-nj do you think a motor like this would work?
https://www.walmart.com/ip/Bringsmart-12V-6rpm-DC-Worm-Gear-Motor-25-kg-cm-High-Torque-Low-Speed-Mini-Turbine-6-24V-Reducer-Electric-Self-locking-Toys-JGY-370-6rpm/361826460?wmlspartner=wlpa&selectedSellerId=101085849&&adid=22222222227441083262&wl0=&wl1=s&wl2=c&wl3=520590190274&wl4=aud-1308651922056:pla-1281433213114&wl5=9017201&wl6=&wl7=&wl8=&wl9=pla&wl10=451110486&wl11=online&wl12=361826460&veh=sem&gclid=Cj0KCQjw4eaJBhDMARIsANhrQADzrRjSsB0chUxJHLmotCHm7QO1ZtLRFmgepga5GPg3GFMnPUerPzAaAiElEALw_wcB&gclsrc=aw.ds