I kept putting holes in the wings, just by grabbing the plane
one way to STOP THAT . Pck it up CAREFULY ! .
you cant actually put fingertip pressure on tissue coverings .
Urtnowski goes on , somewhere , about something like this ; a high solids somehingoruther , that FEEDS & Rejuvinates BRITTLE finishes .
think this maybe it . wanna check on a spot , if its varnished over , it ma not like it .
seems a shame to alte a ' vintage' finnish job unnessesarilly .looks historic as it sits .