ao-o-o-a Tlu numbers and titles of queries which remain unanmad for five wcrks are inserted in this list, and if still unanswered, are .... The writer, who has charge of a brass foundry, desires to acquire n knowledge of metallu , as far as the mixing and rough analysis of brass an kindred alloys are concerned. It would be inconvenient to attend a technical school, or to receive private tuition. .... _aI have a 8} 0g. that gives a halo round stars, and isaltogether useless for astronomical work.
|Title||:||English Mechanics and the World of Science|