THE MICROSCOPICAI, ADVERTISER. 



WANT, SALE AND EXCHANGE NOTICES, Continued. 



FOR SALE. — 150 Microscopical questions answcreil liy l>r. S. G. Shanks. The questions and 

 answers are contained in The Microscofe, April. 18(32, to May, i8g? The i.' numbers for jjli.on. 



MICROSCOIMCAL PUl!. CO., \V.ishington, D. C. 



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

 JiJictosco/>f who remits j^i.<..o for same. 'I'he " pretty " slides are, — Ironwood, Sycamore, Spruce; 

 those of most scientific value are, — Lon^itudinrd section of white pine (finus strohns). Transverse 

 section of beech {J'tiTus sy/vulica). Make your own selection. 



CHAS W. SMILEY, Washington, D. C. 



LE. MICROGRAPHE PREPARATEUR — A monthly journal of ceneml microscopy and of 

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

 1893. Subscription pfice J^ per year. Our price f.i 7s ; sample copies to rents. 



MICROSCOPICAL PUBLISHING CO , Washington, D. C. 



WAN i ED. — Pack volumes of The Aiik in exchange for microscopical ionrnals. 



ROBT. W. S.^IILEV, Washington, D. C. 



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

 Microscope; its constriction and m.-iuni^einent." Just otit. Imperial octavo, uncut, 400 pp., 250 

 illu;;trations, handsome binding, liy i..\|iress, prepaid, %G 80. C. W. SMILKV, Washington, D. C. 



FOB EXCHANGE.— Will exchange fossil shells of the Eocene from the basin of Paris and from the 

 Miocene of Central France foriecent and fossil shells of the U. S., especially from Alabama. 



ANDRE C. BONNET, ."JS Boulevard Saint Michel, Paris, France. 



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



Dr. a. S. BARNES, Jr., 1048 N. Taylor Ave., St.Louis, Mo- 



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



JOSEPH PARKER, care of Hussey & Co., No. 01 Pino 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. GEOKGE COOK, 943 Mass., Ave. Washington, I>. C. 



AMERICAN MAGAZINE OF NATURAL .SCIENCE is a popular illustrated Magazine for all wh o lov 

 the great world of nature. If you are interested iu any branch of Natural Pcience it will please you. Fifty 

 cents ayear with premium. Samples for stamp. FRED R. STEAKNS, Editor, Sac City, Iowa. 



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 Olive St.. St. Louis, Mo. 



FOR SALE.— Diatom type-plates, 50 species $1.60 ; 100 sijecies S3. 20. Arranged group .slides with 10(J 

 forms, (St. Monica, Oamaiu, St. Peter. Cement stone from France and Jajian, Odense, Fjord, Denmark, 

 etc., etc.,) at 81.00. Spread slides and test very cheap. Beautiful mounting is warranted. Address — 



P. KLABSEN, 44 Hurndernpvej, Odeuse, Denmark. 



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

 25 cents, 35 cents, .50 cents. 



Aquatic Beetle {Dyliscus) showing compound eyes. Mouth parts of Ilymenoptera — sting poison sacs. 

 Cricket {Gorijlhu) — wing of male and organ of hearing. Male organs of IJiptera (Musca). 

 Lightning bug (Photinvs pyralls) entire. Same— parts, lanterns, testicles, ducts. 



I>ytiscus marginalis — tibia, maxillae, antennre, trachea, spiracles, kc. 

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



