THE M I CROSCOPICAI, JOURNAlv ADVEJRTISER. 



WANT, SALE AND EXCHANGE NOTICES, Continued. 



FOR SAI,E. — ISO Microscopical questions answered by Dr. S. G. Shanks. The questions and 

 answers are contained in The Microscope, April, 1802, to May. iSg-?. The 12 numbers for li.oo. 



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



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

 Af'rroscofe who remits fi.tio for same. The " pretty " slides are. — Ironwood, Sycamore. Spruce; 

 those of most scientific value are, — Lonpitudin.il section of white pine {P/nus strohus), Transverse 

 section of beech (I-a7ms sylvutica). Make your own selection. 



CHAS W. SMILEY, Washington, D. C. 



LE. MICROGRAPHE PR RPARATEUR — A monthly journal of general microscopy and of 

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

 1893. bubscription price 53 per year. Our price $2 ys ; ."-.nniple copies 10 cents. 



MICROSCOPICAL PUBLISHING CO., Washington, D. C. 



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



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



FOR S.ALE — A beautiful, imported copy of the F.ngli^h e<lition of Dr. Van Hcurck's work on "The 

 Microscope; its cmistnic tii>n und niiin^tgenicnt. " Just out. Imperial octavo, uncut, 400 pp., 250 

 illustrations h.iudsome binding. By express, prepaid, $6 81. C. W. SMILKY, Washington, D. C. 



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

 Miocene of Central France fori 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. 



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. 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, 94.3 Mass., Ave. Washington, D. C. 



AMERICAN MAGAZINE OF NATURAL SCIENCE is a popular illustrated Magazine for all who love 

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

 cents a year with premium. Samples for stamp. FRED R. STEARNS, 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 QR EXCHANGE. — For good microscopical mounts, several odd numbers of Microscopical 

 Journals. For list address — 



WM. K. ILUARDT, 2348 Ohve St., St. Lonis, 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, 

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



P. KLABSEN, 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. 



Aquatic Beetle (DylUciis) showing compound eyes. Mouth parts of Hymenoptera — sting poison sacs. 

 Cricket (Gor!/?J)i.s)— wing of male and organ of hearing. Male organs of Diptera (Musca). 

 Lightning bug (Pholinvs pyraJii) entire. Same— parts, lanterns, testicles, ducts. 



DytUcus marginalis — tibia, maxillfe, antennae, trachea, spiracles, &c. 

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



