ted with railroads much more durable and permanent than j ~~~~-* NUMEROUS SPLENDID ENGRAVINGS The Monitor "Comanche."—In noting the pro- they are in general. It is well known that ordinary of all the latest and best inventions of the day. This feature of th e journal is worthy of special note.… … TERMS OF SUBSCRIPTION. MONTIQNANI'S SCREW SPIKE. Two volumes of the SCIENTIFIC AMERICAN are published each year, at $1 50 each, or $3 per annum, with correspondingly low terms that they are also rapidly loosened by the repeated the San Francisco Bulletin says:—" From Mr. Ryan, to Clubs ; $1 will…
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