the; microscopical journal advertiser. 



WANT, SALE, AND EXCHANGE NOllCES. 



[These notices will be given six insertions in this column at 25 cents per line or fraction thereof.] 

 [Payment for inserting notices of exchange of slides may be made in slides at 25 cams each] 



WAN TED. — Diatom material from America, Australia, and Asia in exchange for fossil and recent 

 n.iterial from Denmark. 



CHR. MICHELSEN, 33 Nedergade, Odense, Denmark. 



FOR SALE— Microscopical mounts. Dr. H. M. WHELPLEY, St. Louis, Mo. 



TO EXCHANGE — G^od histological mounts for other good mounts not duplicates. 



S. G. SHANKS, M. D., 547 Clinton Ave., Albany, N. Y. 



FOR S-A-LK.^ — Mounts of injurious insects, Icerya Purchasi and other pernicious scale infesting 

 iirus and deciduous fruit trees, a specialty. Specimen of Icerya Purchasi 40 cts. ; $4.00 per dozen. 



B. W. GRIFFITH, 1241 \V. State St., Los Angeles, Cal. 



FOR EXCHANGE. — Slides of selected and spread slides of diatoms for other mounts or diatomar 

 .<.ous material. F. F. FOKBES, Brookline, Mass. 



WANTED. — Barbadoes earth In quantity. Good mounts in exchange. 



FRED'K B. CARTER. 61 Church St.. Montclair. N. I. 



FOR EXCHANGE. — A large number of well-mounted slides ccnstantly on hand. Send for list to— 



Dr, W, H. SYLVESTER, Natick. Mass. 



WANTED. — The address of persons interested in the Radiolaria. Address — 



Rev. F. B. CARTER, Montclair, N. J. 



FOR EXCHANGE. — Well-mounted slides. Histological and Pathlogical, for anything not now in 

 stock. • D. P FRAME, V. S., Colorado Springs, Colorado. 



FOR SALE. — Barbadoes earth, richin Radiolaria, personally obtained by me on Springfield planta. 

 tion. Send forty cents for cube of the material. STEPHEN S. DAY, Molri^town, N. J. 



FOR FX' HANGE. — Miscellaneous mounts — diatoms, foraminif ra (named), micro-miner .Is, 

 polarizing and marine objects, &c., in exchange tor other good mounts or for microscopic il iitcr^^lure, 

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



FOR SALE.— Until further notice, I will sell No. i stage micrometers 1-1000 & 1-100 inch, and No ,6 

 Ditto 1-100 & 1-10 mm. at 81.00 each, or the two for SI. 50, cash to accompany order. Address — 



M. D. EWKLL, 59 Clark St., Cicago, 111. 



FOR SALE.— Mahogany Cabinet, (nearly new), holding 600 slides, $15. Palmer's '• A " Plate Glass 

 Slides, $1.50 per gross 



E. W. SHARP, 2800 Eichmond St., Philadelphia, Pa. 



SLIDES FOR EXCHANGE. — Very nice sections of silicified wood from Colorado, showing eel} 

 markings similar to those of the coniferae. C. W. SMILEY, Washington, D. C. 



FOR SALE.— Type plates of Diatoms. 50 species. ^3 00 ; 100 species, g6.oo. Mounts of single spe- 

 cies from 40 cents up. .Send 40 cents for specimen. I h ive also some choice .vpread slides far 40 cents 

 e.(ch; J4.00 per doz. Diatoms mounted to order, and all work funii>hed promptly. Catalogues on ap- 

 plication. D. B. WARD, M. D., Poughkeepsie, N. Y. 



WANTED. — For a subscriber, a copy of Ehrenberg's Radiolaria, 1S75. 



C. W. SMILEY, Washington, D. C. 



FOR SALE. — ^ oz. package of fine Oialomaceous earth from "new find" in Wisconsin Price 

 50 cents. A. S. IVil ICHELL, Chemist, 436 Milwaukee St., Milwaukee, Wis. 



FOR SALE.— Diatom typ«-pi.ites, so species |t. 60 ; 1:0 species I3 20 ; 150 species I5. 00 • groups of 

 •'elected diatoms $i.oo,$i.25 ; slides with single species 1.25.30; per doz j$2.5o, 3.00 ; spread slides 



$ 20; per doz. J2.oo. Test-jjl.iles with 8 diatoms $ 75. Beautiful mounting is warranted. Address 



P. KLARSEN, Hundernpvej 44, Odense, Denmark. 



FOR SALE OR EXCHANGE.— I have a few copies of my translation of " Strasburger's Manual 

 of Vegetable Histology," now out of print, which I will send postpaid for fe.oo cash or for one dozen 

 good slides illustrating animal or slant struciure. Address — 



A. B. HERVEY, St. Lawrence University, Canton, N. Y. 



