Dalrymple, R. F., & Fene, W. J. (1930). Automatic power releases for shutting off power from mine and indicating by signal alarm when fan stops or doors are left open. [publisher not identified].
Chicago Style (17th ed.) CitationDalrymple, R. F., and W. J. Fene. Automatic Power Releases for Shutting off Power from Mine and Indicating by Signal Alarm When Fan Stops or Doors Are Left Open. Washington, D.C.: [publisher not identified], 1930.
MLA (9th ed.) CitationDalrymple, R. F., and W. J. Fene. Automatic Power Releases for Shutting off Power from Mine and Indicating by Signal Alarm When Fan Stops or Doors Are Left Open. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.