Books by David Cygan:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Cygan, David: Integrated CHP using ultra-low NOx supplemental firing : final project report (California Energy Commission, 2013), also by Derek Wissmiller, Gas Technology Institute, and California Energy Commission. Energy Research and Development Division (page images at HathiTrust)- Cygan, David: Solar-assisted gas hot water heating systems for small food processors : final project report ([Sacramento, Calif.] : California Energy Commission, Energy Research and Development Division, 2013, 2013), also by Joseph Pondo, Hillary Vadnal, California Energy Commission. Energy Research and Development Division, and Gas Technology Institute (page images at HathiTrust)
- Cygan, David: Solar-assisted industrial heating : final project report ([Sacramento, Calif.] : California Energy Commission, Energy Research and Development Division, [2014], 2014), also by Joseph Pondo, California Energy Commission. Energy Research and Development Division, and Gas Technology Institute (page images at HathiTrust)
Find more by David Cygan at your library, or elsewhere.