VI 



SCIENCE-GOSSIP. 



Minerals^ Ores^ 

 Rocks^ Fossils^ &c. 



Collections to Illustrate 



PHYSIOGRAPHY AND GEOLOGY. 



According to the Ahiv Science and Art Directory, iSg8. 



Set CC. 41. — Collection of 13 Common Rock-forming: ;£ s. d. 

 Minerals in box, for elementary classes 7 6 

 Set CC. 42. — 16 Specimens to show Rock Structure, 



&c., in box 10 6 



Set CC. 43. — 20 various Types of Common Rocks: 

 Ig"neous, Metamorphic and Aqueous, 

 for elementary classes . . . . . . 1 10 



20 Supplementary Rocks . . . . . . 1 10 



20 Supplementary Minerals, .. 15 



45. — 60 Typical Fossils in box . . ..200 



46. — 12 Microscopic Slides, illustrating- 

 Physiographic Geologry, for ele- 

 mentary classes 

 47.^12 Microscopic Slides of Typical Rocks, 

 for elementary classes 

 Coal M'iiinii.~2Q specimens. — Varieties 

 of Coal, of Rocks and of Fossils found 

 in the Coal Measures 

 ■Mctaltijerous Mining. — zo specimens 

 of the commoner ores of metals, and 

 of the minerals associated with them . . 

 ■e Editorial Notice, January No. of " Science-Gossip," 

 and write for full Catalogue post free. 



Set CC. 44 



Set CC, 

 Set CC, 



Set CC. 

 Set CC. 



48.- 



Set CC. 49. 



12 6 

 18 



16 



1 1 



COX & Co,, 99 & 101, HEW OXFORD ST., LONDON 



{And through all Educational MoKses), 



MARINE BIOLOGICAL ASSOCIATION OF 

 THE UNITED KINGDOM. 



THE LABORATORY, PLYMOUTH. 



The following Animals can always be supplied either living or 

 preserved by the best methods : — 



Sycon ; Clava, Obelia. Sertularia ; Actinia, Tealia, Car^^ophyllia, 

 Alcyonium ; Hormiphoria (preserved) ; Leptoplana ; Linens, 

 Amphiporus ; Nereis Aphrodite, Arenicola, Lanice, Terebella ; 

 Lepas, Balanus, Gammarus, Ligia, Mysis, Nebalia, Carcinus ; 

 Patella, Buccinum, Eledone, Pecten ; Bugula, Crisia, Perdicellina ; 

 Holothuria, Aslerias, Echinus ; Ascidia, Salpa (preserved), Scyllium, 

 Raia. etc., etc. 



For Prices and more detailed Lists apply to 



The Director, Biological Laboratory, Plymouth. 



W. LONGLEY^ 



ENTOMOLOGICAL CABINET 



and APPARATUS MAKER, 



12, WHITE HART STREET, 



Catherine Street, Strand, London, W.C. 



Nets, Breeding Cages, and Apparatus of every descrip- 

 tion ; Cabinets for Insects, Birds' Eggs, Minerals, Shells, 

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 Boxes. Sheets of Cork any size to order. 



NATURAL HISTORY AGENT AND BOOKSELLER. 



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25 Per Cent. Discount for Cash, or 148. 6d. Per Month 

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 Exclianfjed. 



LOUIS'S M ICROSCOPICAL 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. 18 Spicules of Gorgonia, 2s. 

 18 Spicules of Sponges, 2s. 18 objects from Echinodermata, 2s. 

 18 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, is Series of 24 Miscellaneous Botanical Objects, &c.,&c. 



CLE/\NED UNMOUNTED 

 Dl/\T0IVIS. 



Series xvi. — 4s. per 12 tubes. 

 Pleurosigma acuminatum. 

 Pensacola Bay. 

 Navicula veneta. 

 Abashiri (Japan). 

 Hanover. 

 Port de Nice (France), &c. 



SECTIONS OF HOftNS, 

 HOOFS, &c. 



Series xlvi.^18 Objects, 2s. 

 Horn of Goat. 



Buffalo. 

 Ox. 

 ,, Rhinoceros. 

 Hoof of Horse. 

 ,, Bison, &c. 



W. "WEST, 26, "WoodviUe Terrace, BRADFORD. 



Sc7id Sta}iip for List of y6 different Series. 



THE IRINE DIATOICE/E DE FRANCE. 



Including all the British Species and those of Countries 



in Europe. 



By MM. H. & M. PERAGALLO. 



The first part (RAPHIDIEiE) is just out. 



50 Plates with 1,124 species and vars. described, and 240 pages 

 of Text. 



Price £2 (post free). 



N.B.— The subscription to the complete work is £4 up to the end 

 of 1S99, after which date it will be raised to £5 until completion. 



Send Remittance and orders to J. TEMPERE, Micrographe et 

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MICROSCOPICAL 



For the benefit of a/naUurs who find difiiculty in obtain- 

 ing good object-s at a moderate rate, I offer first-class 

 slides, including insects, rare crystals, foraminifera, 

 &c., at cost price (3d. eich). Material, lists, and 

 information free. Dealers not supplied. 



Fiaiik P, Smith, 15, Cloudesley Place, IsllDgton, London, N. 

 TO EGG COLLECTORS. 



Contlemen wishing to fill blanks and complete series 

 should write to — 



\^, F. H. ROSENBERG, F.Z.S., 

 4Ba, Charing Cross Road, London, AV.C. 



Illustrated Catalogue of Apparatus, Post Free. 

 The "Desideratum"' combination Price and Label List of 

 British Birds' Eg^gs, in handy book form, price 3d., gummed 4d., 

 refunded on subsequent purchases. 



--/ /ar^e selection of British and Exotic Birds' E^gs kept in stock. 



BIRKBEOK BiBklMK; 



SOUTHAMPTON BUILDINGS, CHANCERY LANE, W.C. 



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For the encouragement of Thrift the Bank receives small sums 

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BIRKBECK BUILDING SOCIETY. 



How to PURCHASE A HOUSE lor Two Guineas per Month. 



BIRKBECK FREEHOLD LAND SOCIETY. 



How to Purchase a PLOT OK LAND for 5s. per Month. 

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