Back Page $1'00 a line. Inside Page 75 cents a line. No. 1 Vol. 2 for January Now Ready. Published Monthly at $5 per Annum ; Single Numbers 50c. THREE THINGS WORTH KNOWING. A PAPER FOR ALL CHTLDREN. Published Monthly at 50c. a Year. UNION STONE CO. Killers Millwrights Mill Owners and Engineers. MACHINERY Read the Great Coal Article in THE DECEMBER FREE TRADER. 67 and 69 William St. New York. COTTON AND WOOL SHODDY PICKERS BOILER SUPPLY sGear's Variety Moulding Machinei SHEET IRON., scientific american, 1870-01-15

---

Back Page $1'00 a line. Inside Page 75 cents a line. No. 1 Vol. 2 for January Now Ready. Published Monthly at $5 per Annum ; Single Numbers 50c. THREE THINGS WORTH KNOWING. A PAPER FOR ALL CHTLDREN. Published Monthly at 50c. a Year. UNION STONE CO. Killers Millwrights Mill Owners and Engineers. MACHINERY Read the Great Coal Article in THE DECEMBER FREE TRADER. 67 and 69 William St. New York. COTTON AND WOOL SHODDY PICKERS BOILER SUPPLY sGear's Variety Moulding Machinei SHEET IRON., scientific american, 1870-01-15

---

Size: 3308px × 4722px
Location:
Photo credit: © Corantos / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: $100, $5, 1, 1870-01-15, 2, 50c, 67, 69, 75, american, analysis, annum, article, boiler, cents, chtldren, coal, cotton, december, discovery, education, engineers, experiment, free, great, health, january, killers, knowing, lab, line, machin, machinery, mill, millwrights, mind, monthly, moulding, numbers, owners, page, paper, pickers, publication, published, read, ready, research, sa, sciam, science, sciences, scientific, scientist, sgear, shoddy, single, st, stone, supply, sustainability, tech, technology, trader, union, variety, vol, william, wool, worth, year, york