Rooftop History & Lore
San Francisco - Rooftop History & Lore. Jon Haeber is a published author, architectural photographer, and urban historian. He has an M.A. in US History from UMass Amherst and B.A. degrees in English and Geography from UC Berkeley. An avid infrastructure nerd, he has written about massive bridges, missile silos, ghost ships, and grand, abandoned mansions. As Field Services Director at CPF, he advocates for historic places statewide.