It's May, and once again Gossips is observing Preservation Month by challenging readers to get out, look around, appreciate the details that make historic architecture so remarkable, and participate in the third annual Historic Detail Hunt. Find the details Gossips publishes each day, record the address of the building on which each is found, and submit your list to Gossipsat the end of the month. Detail No. 1 and Detail No. 2 have already been published. Here is Detail No. 3.