I spent some time this morning organizing photo's of Quabbin structures along with odds & ends. The photo above was taken on the west side of the reservoir hiking along the shoreline. You can find other things found hiking on the link below.
http://hikingcamerawildlife.smugmug.com/Other/Quabbin-Structures/47761518_Xtr8df#!i=3903902996&k=S7Wc8vJ
Jim