Column of Varieties

1861 Scientific American  
itbt Jdtntifit �mttitan. 23 Practical Directions to Engineers. on the China station, in the summer of 1855. Peculiar I We continue our extracts from King's work on the facilities were, however, ofl'en'd in this ca�e, as the ex-Steam Engine, published by F. A. Brady, No. 24 Ann-haust side pipe of each engine had a man-hole in it, to Prof��or Boettger states that gun cotton is a most street, New York:-which the connecting pipe was joined. exc'Cllent filtering medium for chemicals. A �lllall tuft
more » ... ls. A �lllall tuft SWEEPING FLUES. In running under such dI : cumstanc('s, Cine should of it placed loosely into the throat of a fUllnd answers One of the most disaf(reeable parts of the dutie� is be taken not to overlo'l(! the mr-pump.
doi:10.1038/scientificamerican01121861-23 fatcat:bvsjzpwaqnbh3nale3mz2gtwpi