I have the same questions as David, Susan. Many fire towers still exist, even though dormant, in New York State which you could get original photos of as you need. Simply Google "New York State Fire Towers" and you will get a lot of info. Like these:
http://www.firetowerradio.net/Fire_Tower_List_3-14-11.pdfhttp://www.nysforestrangers.com/index-towers.htmwww.firetowerstories.com