Volume 40 — Cincinnati Industrial Exposition
Reading edition
Opens for the reception of goods August 20th.
Opens to the public September 10th, and continues open until October 11th, in the
NEW PERMANENT BUILDINGS ERECTED FOR THE PURPOSE.
Machinery Tested and Fully Reported upon.
Send for Rules and Premium Lists after April 1.
H. McCOLLUM, Sec'y.
THE FORSTER-FIRMIN GOLD AND SILVER AMALGAMATING COMP'Y of Norristown, Pa., will grant state rights or licenses or easy terms. This system works up to assay, and recovers the mercury rapidly. Apply as above.
THOMAS'S CONCENTRATED DYE Stuffs. (138 Recipes SENT GRATIS.) (See Scientific American Supplement, March 15, '79.) Address
N. SPENCER THOMAS, Elmira, N. Y.
Baker Rotary Pressure Blower.
(FORCED BLAST) Warranted superior to any other.
WILBRAHAM BROS. 2318 Frankford Ave. PHILADELPHIA