Film documents the second trim session with the 32" rubber-powered free-flight model of the Spartan Bomber on May 14-15, 2021. This bird is part of the Jimmie Allen series from the late 1930s. Flown in Wawayanda, NY. Music via motionarray.com. Filmed & photographed using a (2009) Canon PowerShot SX20 IS, iPhone 11 Pro and an iPhone 6s. Spartan Bomber plan: https://outerzone.co.uk/plan_details.... Article on dethermalizers (DTs): http://www.hallmanstudio.com/DT.pdf *** 10 steps to trimming a rubber model, by John Koptonak: http://www.flyingacesclub.com/PFFT/Tr... ***Interview with Tom Hallman by John McAvoy on his Free Flight Fanatic podcast: https://freeflightfanatic.libsyn.com Geneseo FAC Nats Journals from 2016 & 2018: http://www.maxfliart.com For more info on free-flight rubber-powered models, check these websites: https://brooklyn-balsa.square.site http://www.easybuiltmodels.com/ https://volare-products.myshopify.com http://www.flyingacesclub.com National Free Flight Society - https://freeflight.org/ Mike Stuart's Flying Scale Models - http://www.ffscale.co.uk/ https://www.freeflightsupplies.co.uk Flying Aces Club merchandise: https://www.cafepress.com/flyingacesclub All profits support Flying Aces Club activities. Center of Gravity merchandise: https://www.cafepress.com/centergravity