THE MICROSCOPICAL ADVERTISER- 



F'OR BALE. 



Two Zentmayer Microscope stands as follows 

 Centennial binocular with mechanical stage, also glass-sliding 

 stage ; separate nose-piece for wide angle objectives ; 5 eye-pieces. 

 Walnut case. Cost ;^ 360. Is offered as new: price ;$i75. 



Grand American monocular (nose-piece, fine adjustment) with 

 mechanical stage, centering on substage, 3 eye-pieces, mahogany 

 case. Cost ^220. In perfect condition: price $75. 



Walter H. Mead, 65 Wall St., NEW YORK CITY. 



WANT, SALE AND EXCHANGE NOTICES. 



' FOR SALE AT A BARGAIN.— A Beck New National Microscope with full Hue of accessories, 500 mounted 

 slides, etc. Address— A. C. GRUHLKE, Waterloo, Ind. 



FOR SALE. — A i inch objective (65°), Bausch & Lomb professional in good condition. 



J. CHRISTIAN BAY, Des Moines, Iowa. 



FOR SALE. — First class Botanical mounts, 25 cents. Send for list; also Avill exchange. 



I. PERCY BLACKMAN, Sandy Hook, Conn. 

 WANTED. — Material containing Foraminifera, recent or fossil. Will give other ma- 

 terial, named slides of Foraminifera or miscellaneous slides in exchange. 



F. S. MORTON, 158 Cumberland St., Portland, Maine. 



FOR SALE OR EXCHANGE.— Stained Eiatoms from Keene, N. H. Price 50 cents. 

 Unstained slides of same, in balsam. Price 30 cents. 



WILLIAM LIGHTON, 2511 Seward St., Omaha, Nebr. 



. FOR EXCHANGE. — 20 Portable Cabinets each 12 trays for 72 objects, some mahog 

 any : others. solid rosewood, one Pillsbury's 20 boxes for 5(,i0 slides, worth from ^'.i to $5 

 each ; in exchange for nice slides, Histological and Pathological not wanted, or for Mi- 

 croscopical books not already in my library. Wolle's Desmid Wanted. 



- DR. MATHIAS COOK, Utica, N, Y. 



READ the nice stories in Lippincott's Monthly Magazine. Yon can save 50 cents, 

 (club rate) by subscribing for Lippincott through us. MICR. PUB. CO. 



FOR SALE. — A limited number of slides illustrative of the " Studies of the Histology 

 of various Mammalian tissues" can be had at 50 cents each. 



H. L. OS BORN, St. Paul, Minn. 



FOR SALE. — Nicely mounted slides of Rhinoceros horn, at 40 cents each. 



H. H. DAVISON, 41 Sumner St., Pautucket, R. I. 

 FOR SALE. — Pritchard's Infusoria (latest edition, colored plates) and Smith's Britisli 

 Diatomaceje (2 vols., uncut). These works are very scarce and can only be got, as in this 

 case, when a microscopist finishes using them. . Price |60. 



No Sig., Care C. W. SMiLEY. 

 WANTED. — A chemical balance. State price, degree of sensitiveness and condition. 

 F. L. J. BOETTCHER, 218 2nd St. N. E., Washington, D. C. 

 FOR EXCHANGE. — The Museum of Hamline University desires to exchange Atlan- 

 tic Shells, preserved specimens of Marine Zoology of microscopic slip slides lor zoological 

 specimens especially Rodents in the flesh from Southwesten United States, Correspondence 

 solicited, HENRY L. OSBORN, Hamline Univ.,, St. Paul, Minnesota. 



ARRANGED DIATOMS. I furnish the most artistic arrangements of diatoms pal 

 slides at $5.00 each. Your name can be made from different species. Any other designs 

 you wish can be ma^c to order. Refer to Editor of this Journal. 



M. H. Dalton, 1 Impasse des Bains, Asnieres. pres Paris, F 



RAKE CACTI. Send 10 cents for list and a magazine for a year, also an illustraticn 

 it of rfife California bulbs aod plants. LYON & COBBE, Los Angeles, Cal. 



