Table of contents
June 25, 1870, Volume 22 No 26 pp407-420
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The Wharfdale Two-Feeder Printing Press - pp407 - 408
doi:10.1038/scientificamerican06251870-407
Habits of the Siriped Squibbel—A White Wood-Chuck - p409
doi:10.1038/scientificamerican06251870-409
The Mammoth Cave and the Cave Regions of Kentucky - pp412 - 413
TILGHMAN B. VESTAL
doi:10.1038/scientificamerican06251870-412
Six Mouths of Progress in Mechanical and Civil Engineering - p415
doi:10.1038/scientificamerican06251870-415
Danger of Explosion and Collapse in Kitchen Boilers-How to Avoid it - p415
doi:10.1038/scientificamerican06251870-415b
The Dawn of an Important Industry - pp415 - 416
doi:10.1038/scientificamerican06251870-415c
St. Anthony's Nose and the Manufacture of Sulphuric Acid - p416
doi:10.1038/scientificamerican06251870-416b
Extension of a Sewing Machine Patent - pp416 - 417
doi:10.1038/scientificamerican06251870-416c