THE MICROSCOPICAL JOURNAI, XdvERTISER. 



WANT, SALE, AND EXCHANGE NOTICES. 



[These notices will be given six insertions in this column at 2$ cents per line or fraction thereof.] 

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



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

 material from Denmark. 



CHR. MICHELSEN, 33 Nedergade, Odense, Denmark. 



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



TO EXCHANGE — Good histological mounts for other good mounts not duplicates. 



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



FOR SALE. — Moimts of injurious insects, Icerya Purchasi and other pernicious scale infesting 

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



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



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

 ceous material. F. F. FORBES, Brookline, Mass. 



WANTED. — Barbadoes CArth in quantity. Good mounts in exchange. 



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



irnn TXCHANGE —A laree number of well-mounted slides ccnstantly on hand. Send for list to— 

 lUK tLJ^y^tiAr^yjt:'. .fii*is Dr, W. H. SYLVESTER, Natick, Mass. 



WANTED.-The address of persons interested in the Rad^olaria. ^Addr^ss-^^ ^^^^^^^^.^^ ^ ^^ 



vnv P-VrHANGE —Well-mounted slides. Histological and Pathlogical, for anything not now in 

 stock '^■^^"^ D. P FRAME, V. S., Colorado Springs, Colorado. 



irn« SAT E —Barbadoes earth, rich in Radiolaria, personally obtained by me on Springfield planta. 

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



FOR EXCHANGE —Miscellaneous mounts— diatoms, foraminifera (named), micro-minerals, 

 Dolarizine and marine objects, &c., in exchange for other good mounts or for niicroscopical literature. 

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



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

 Ditto 1-100 & 1-10 mm. at $1.00 each, or the two for 81.50, cash to accompany order. Address— 



M. D. EWELL, 59 Clark st., Chicago. 111. 



FOR SALE.— Mahogany Cabinet, (nearly new), holding 600 slides, 815. Palmer's '• A " Plate Glass 



Slides, 81.50 per gross 



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



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

 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, ^6.00. Mounts of single spe- 

 cies from 40 cents up. Send 40 cents for specimen. I have also some choice spread slides for 40 cents 

 each • «i 00 oer doz. Diatoms mounted to order, and all work furnished promptly. Catalogues on ap- 

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



WANTED —For a subscriber, a copy of Ehrenberg's Radiolaria, 1875. 



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



FOR SALE 5i 02 package of fine Diatomaceous earth from " new find" in Wisconsin. Price 



-o cents. A. S. IVilTCHELL, Chemist, 436 Milwaukee St., Milwaukee, Wis. 



FOR SALE.— Diatom typ«-plates, 50 species ^1.60 ; loo species J3 20 ; 150 species J5. 00 ; groups of 

 selected diatoms Ji,oo,$i.25 ; slides witk single species $.25 .30; per doz $2.50,3.00; spread slides 

 $.20; per doz. $2.00. Test-plates wiih 8 diatoms $ 75. Beautiful mounting is warranted. Address— 



P. K.L.'\RSEN, 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, w*ich I wiU send postpaid for fe.oo cash or for one dozen 

 eood slides illustrating animal or plant structure. Address— 



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



