TRAUTWINE'S POCKET-BOOK. Without doubt it has proved itself to be the most useful hand book in the language, for the engineering profession.—Engincering and Mining Journal, August 25th, 1888. JOHN WILEY & BONS, I P. & P N. SPON, NEW YORK. LONDON. TA! E. S• GREELY & GENERAL ELECTRICAL SUPPLIES. 5 and 7 DRY 9T., NEW YORK. ELECTRICAL MEASUREMENT INST MENTS and BATTERIES of the very Highest Grade. Precision and Constancy, Qual• icy and Finish, the Best in the World. Akii Catalogue of Standard• Test Instruments furnished - upon application. Illus trated circular of Lamps / • and Novelties upon al)- pl ication. -MINIATURE INCANDESCENT LAMP RICHARD KNY, Importer of and Dealer in CHEMICAL AND PHYSICAL APPARATUS. CHEMICALS, Etc. Sole Representative of C. Gerhardt. Bonn, Rh. 10 CORTLANDT STREET. NEW YORK Whole Laboratory Outfits or Single Apparatus furnished promptly. Importations free of duty for Wenn° Institutions. A SPECIALTY. ADVERT SEMENTS. SNIFFER 1 SODS, - 0 410111LOR I SIe-E- Have a fine selection of Woolens of the latest and most popular designs. HATS AND CAPS. Getltlemeils' Fumishillg Goods, -}1 0 MILITARY * UNIFORMS * ki- For Price, Fit and Quality are Unequaled. State College, Penna. ALL—the year round—MUSIC ! These and thousands of other Books for sale. Correspond. (If you hnvo no Guitar, Mandolin, Banjo, Flute or Violin, and or send for lists of tino strumonts n't our brand, store, J. B. HAYNES it Co., 83 Court Street, Boston.) OPERATIC PIANO COLLECTION. The best of the mu• sic of 10 Operas. Price $l,OO. Arr. for Piano. YOUNG PLAYERS' POPULAR COLLECTION. LI very easy and very good pieces. Price $l.OO. SABBA'I'H•DAY MUSIC, For Piano. 38 beautiful Melo. dies, finely arranged. Price. Vol. 2 of Miss Eleanor W. Everest's ALBUM OF SONGS, 12 first.class Songs by the best authors. Price $l. COLLEGE SONGS. New, enlarged edition. 82Jolly songs, 200,000 sold, Price 00 cents. OLD FAMILIAR DANCES. For the Piano. 100 of them. Easy, and as merry as they can be. 60 cents, FOR MUSIC FESTIVALS. THE ATLAS. By Carl Zerrahn. 20 splendid Choruses. Sacred and Secular: Most of them quite new. $l. Any Book or Piece Mailed for Retail Price. OLIVER DITSON COMPANY, MOSTOIsT. O. H. DITSON & CO., 887 Broadway, New York. The very latest shapes of Fine Neckwear a specialty.
Significant historical Pennsylvania newspapers