the; microscopicai, journai, advertiser. 



WANT, SALE AND EXCHANGE NOTICES, Continued. 



FOR SALE. — 150 Microscopical questions answered by Dr. S. G. Shanks. The questions and 

 answers are contained in I'ke Microscope, April, 1892, to May, 1893. The 12 numbers for $1.00. 



MICROSCOPICAL PUB. CO., Washington, D. C. 



FREE. — One of Sutton's slides of Amcricnn woods will be sent free to every new subscriber to The 

 Microscofie who remits ;fi.cio for same. The " pretty " slides are. — Ironwood, Sycamore, Spruce; 

 those of most scientific value are, — I,ongitU(lin.<l section of while pine {Finus strohus). Transverse 

 section of beech {favus sylvutica). Make your own selection. 



CHAS W. SMILEY, Washington, D. C. 



LE. MICROGRAPHE PRRPARATEUR —A monthly journal of general microscopy and of 

 technique published in the French language at Paris. Illustrated. Vol, I commenced with January, 

 1893. Subscription price J3 per year. Our price $2 7s ; sample copies to cents. 



MICROSCOPICAL PUBLISHING CO., Washington, D. C. 



WANTED. — Back volumes of The Auk in exchange for microscopical journals. 



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



FOR SALE — A beautiful, imported copy of the English edition of Dr. Van Heurck's work on " The 

 Microscope: its construction and man;igement." Just out. Imperinl octavo, uncut, 400 pp., 250 

 illustrations, handsome binding. By express, prepaid, $6 80. C. W. SMILEY, Washington, D. C. 



FOR EXCHANGE.— Will exchange fossil shells of the Eoceue from the basin of Paris and from the 

 Miocene of Central France for i ecent and fossil shells of the U. S., especially from Alabama. 



ANDRE C. BONNET, 55 Boulevard Saint Michel, Paris, France. 



FOR SALE. — Microscopical mounts all A No. 1. 



De. a. S. BARNES, Jk., 1048 N. Taylor Ave., St.Louis, Mo- 



WANTED. — Second hand, cheap microscope (French) and objectives. 



JOSEPH PARKER, care of Huesey & Co., No. 61 Pine St., New York, N. Y. 



FOR SALE. — A Zeiss apochromatlc 1-12 in. Homo. Immersion objective, 1.30 N. A. ; 2 m. m. focuse 

 New and in perfect order. 



LOUIS FRANK, M. D., 808 East Broadway, Louisville, Ky. 



WANTED. — A few of each denomination of Columbian stamps of denominations higher than ten 

 cents. GEORGE COOK, 943 Mass., Ave. Washington, D. C. 



FOR SALE. — Cheap. To close an estate. Beck's Economic objectives, 1 inch, 1^ inch, and 1-6 inch. 

 Cost new J38.00. Will lake $25.00. Also 1 Beck microtome, cost S8.00 and 1 knife, cost $5.00. Will 

 take $9.00 for both. CHAS. E. MILLS, Belmont, N. Y. 



FOR EXCHANGE. — A new National Typewriter for a first-class homo, immer. 1-10 or 1-12 inch objective 

 of 140 N. A. FRANK PATRICK, TOPEKA, KANS. 



FOR SALE OR EXCHANGE. — For good microscopical mounts, several odd numbers of Microscopical 

 Journals. For list address — 



WM. K. ILHARDT, 2348 Ohve St.. St. Louis, Mo. 



FOR SALE.— Diatom type-plates, 50 species $1.60 ; 100 species $3.20. Arranged group slides with 100 

 forms, (St. Monica, Oamaru, St. Peter. Cement stone from France and Japan, Odense, Fjord, Denmark, 

 etc., etc.,) at $1.00. Spread slides and test very cheap. Beautiful mounting is warranted. Address — 



P. KLARSEN, 44 Hurndernpvej, Odense, Denmark. 



FOR SALE. — The finest preparations of insect anatomy, mounted neatly and at very low prices, 

 25 cents, 35 cents, 50 cents. 



Aqnatic Beetle (D7jti.ieus) showing compound P3'es. Mouth parts of Ilymenoptera — sting poison sacs. 

 Cricket (Goryllus) — wing of male and organ of hearing. Male organs of Diptera (Mvaca). 

 Lightning bug (Photinus pyralk) entire. Same— parts, lanterns, testicles, ducts. 



Dyliscus nuirginalis — tibia, maxillae, antennje, trachea, sjiiracles, &c. 

 Correspondence invited. For quality of work refer to Editor of this Journal. FR. DIENELT, Loda, 111, 



