400 1 _
‡a
Tyndall, John,
‡d
1820-1893.
‡t
Notes of a course of seven lectures on electrical phenomena and theories, delivered at the royal institution of great britain, april 28-june 9, 1870
400 1 _
‡a
Tyndall, John,
‡d
1820-1893.
‡t
Notes on a course of seven lectures on electrical phenomena and theories