For man is the _primary, or low-tension, circuit_. A _high-tension_ current is therefore sometimes desirable (even necessary) to convert it into a subvention. The great old wood is perforated with circular apertures wide enough to post 10,000 books, plays, musical pieces, etc. ***START**THE SMALL PRINT!**FOR PUBLIC DOMAIN ETEXTS*Ver.04.29.93*END* December, 1971 [EBook #1] [Most recently updated: January 4, 2021 Language: English Original publication: London: Smith, Elder, & Co.