SCIENCE-GOSSIP. 



S. Louis's Students' Mounted Objects, 



FOR THE MICROSCOPE. 



ANATOMICAL AND ZOOLOGICAL, 



Series or 6 slides, 5s. 



BOTANICAL AND MISCELLANEOUS, 



Series of 6 slides 4s. 

 These are all first-class slides, and are quite equal to those sold at 

 is. and is. 6d. each. Thev will illustrate :— The study of 

 animal cells and tissues. The vegetable cell. Contents of 



cells. Vascular tissues. Stems and leaves, &c, &c. 



These are all superior to the S. Louis's series, which were so 



eagerly sought after when issued a few years ago. 



SOLE AGENT- 

 W. WEST, 26, Woodville Terrace, BRADFORD. 



LOUIS'S MICROSCOPICAL OBJECTS. 



24 Series, Unmounted, of Cleaned Diatoms, 12 tubes in each 

 series, 4s. per Series. 5 Series of 24 Foraminiferous Sands at 

 2s. each. 5 Series of 24 Microfungi at 2s. each. 7 Series of 24 

 Sections of Woods, 2s. each. iS Spicules of . Gorgonia, 2s. 

 18 Spicules of Spong-es, 2s. 18 Objects from Ecbinodennata, 2s. 

 iS Zoophytes, 2s. 18 Sections of Horns, Hoofs, etc. 2s. 24 Hairs 

 of Animals, 2s. (2 series). 24 Scales and Skins of Reptiles and 

 Fishes. 5 Series of 24 Miscellaneous Non-botanical Objects, 

 2s. each. 12 Series of 24 Miscellaneous Botanical Objects, &c, &c. 



FORAMINIFEROUS SAfJDS. 

 Series xl. — vs. for z^fackets. 



Red Sea. 



Port Sandwich. 



Orbitolites complanata. 



Simoda, Japan. 



Antrim Chalk. 



Sounding-s, Mediterranean, &c. 



TRr\NS0. SECTIONS OF 

 WOODS. 



Series xxv'ii. — 2s. for insertions. 

 Taxus baccata. 

 Hedera Helix. 

 Fagus sylvatica. 

 Juniperus oxycedrus. 

 Pinus sylvestris. 

 Cedrus libani, &c. 



W. WEST, 26, Woodville Terrace, BRADFORD. 



Send Stamp for List 0/76 different Series. 



SEND FOE OUR . - -■ 



Illustrated Catalogue 



MICROSCOPES 



And Apparatus 



F»OST FREE. 



MOUNTED SPECIMENS. 



Specially prepared for Teaching purposes. — A Speciality. 



SERIES I. Illustrating Elementary Botany. 



SERIES II. ,, the Life Histories of Plants. 



Either Set, 72 Slides, £3 3 O 



Special Set illustrating the Anatomy of the Frog. 



244, 



. BAKER. 

 High Holborn, 



Established 1765, 

 LONDON, W.C. 





8 8 



JAMES SWIFT & SON, 



Manufacturing Opticians 



jV in. Apochromatic Oil 

 "imm., N.A. 1.40 .. 

 \ in. Apochromatic Oil 



Imm., N.A. 1.30 . . 

 \ in. Apochromat. N.A. 0.95 

 Oil Immersion Substage 



Condenser Combination. 



X.A. 1.40 

 Dilto ditto X.A. 1.30 

 Oil Imm. Pan-Aplanatic 



Condenser, X.A. 1.35 

 Ditto ditto X.A. 1.00 



4 10 

 2 10 



81, 



Students' Microscopes fitted with 



,' ; and n, first series Iris Diaphragm, 



and one Ocular in Mahogany Cabinet, 



from £5 5s. 



Catalogues on amplication. 



TOTTENHAM- COURT ROAD, W. 





Microscopical & Lantern Slides. 



Illustrative of every department of 



ZOOLOGY, 

 BOTANY 



AND 



GEOLOGY, 



AT THE UNIFORM RATE OF 



The Student's Series of 48 Preparations 



in Elementary and Advanced BOTANY, sent out 

 packed in rack boxes at £1 is. net, post free. This 

 Series contains fourteen Type Preparations., 

 which can only be supplied separately at is. to- 

 is. 6d. per slide. 



Stem Structure, Leaf Structure, Floral Structure, 



Ovaries, Fruits, Seeds, Plant Hairs, Scales and 



Glands, 6s. per dozen. 



Type Slide Preparations of the Mouse, the- 



Newt, the Earth Worm, Peripatus, Cerianthus and 



Alcyonium, is. to is. 6d. per Slide. 



Set Slides of Foraminifera, 9d. to Is. per Slide. 



Sections of Cotton, Flax, Hemp, Jute, China Grass, 

 Wool and Silk, &c, at Is. per Slide. 



The Pharmaceutical Series of Microscopical Studies 

 in Elementary and Advanced Botany, comprising 48- 

 preparations, are published to meet the requirements of 

 Pharmaceutical Teachers and Students, and are sent 

 packed in rack-box, price 21s. post free. 



MICROSCOPICAL AND LANTERN SLIDE 

 CIRCULATING LIBRARY. 



Slides to the number of 300 per year, supplied 

 in sets as required by subscribers, will be sent, post 

 paid, for the Annual Subscription of £1 Is. 

 payable in advance. 



The slides will be sent one or two days prior to 

 the day of the lecture or exhibition, and must be 

 returned the day following the lecticre, post paid. 

 Special post boxes will be provided for this 

 purpose, which will obviate the usual trouble of 

 packing. 



The whole of my very extensive stock will be at 

 the disposal of subscribers and Lists of Additions, 

 to it will be sent from time to time. 



ABRAHAM FLATTERS, 



16 & 18, Church Road, Longsight, 

 MANCHESTER. 



Preparer of Textile Fibies and Demonstrator in 



Microscopy to the Manchester Municipal 



Technical School. 



ir Send for Lists, &c, free per post. 



