tober, 1894, show- Sriemitic American Supplement Dealers. aS ing the advantage to be derived trom the use of ball for all kinds of Mechanical Work, bearings and pneumatic tires in road vehicles. Con- Send for Little Book, Free. S tained in SCIENTIFIC AMERICAN SUPPLEMENT, No. HIGH PRESSURE BLOWERS,… … MENT, both mailed for one year to one address for $7.00. SCIENTIFIC AMERICAN DYNAMO. The “‘Climax’’ Stereotyper Single copies, 10 cents. Address and remit by postal Experimental Science Description of a plain shunt-wound dynamo of simple order, express money order, or check, construction, capable…
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