This from Eric Haak:
Below are images taken at a 5-11 +1 Special on October 10, 1971. This fire broke out at 11:15 am @ 430 N. Damen. It looks like a structure along with some kind of a yard like pallets or lumber. The rig you see in the final image is Engine 14. Thanks and enjoy!
From the collection of Eric Haak, photographer unknown
From the collection of Eric Haak, photographer unknown
From the collection of Eric Haak, photographer unknown
From the collection of Eric Haak, photographer unknown
From the collection of Eric Haak, photographer unknown
From the collection of Eric Haak, photographer unknown