This film clip shows what you do if you do not own a chainsaw. I've posted it here, since the Vickers used in WWII is an improved Maxim, at least from what I've read. YouTube - The Story of Maxim gun JT
Good stuff. Must have heard and read of the tree thing countless times, but nice to see it done. The balloon thing is quite chilling, but despite that I still find the Vickers strangely beautiful. Cheers, Adam.