I 20 



RARDWICKE'S SClEftCE-GOSSlP. 



EXCHANGES. 



Good botanical, histological, crystals, polariscopic, diatoms, 

 fish scales and miscellaneous, microscopic slides for others as 

 good of bacilli, entozoa, algae, desmids, zoophytes, rocks, fossil 

 woods.— B. Wells, Dalmain Road, Kore<t Hill. 



Science-Gossip for 1883 unbound. What offers? Also 

 Cassell's "Technical Educator," 24 parts, unbound. what 

 offers?— W. C. C, 342 Green Lanes, Finsbury Park, London, N. 



Science-Gossip, bound volumes, one each of 1873 to 1879, 

 two of 1880. Exchange for other books, &c— 6S Middle Street, 

 Yeovil. 



Wanted, Rye's " British Beetles," and works on entomology. 

 Exchange other works on kindred subjects.— Frederick Bishop, 

 50 Bartholomew Street, Leicester. m-i.ii 



Wanted, specimens of carboniferous bmestone from froghall 

 and Gloucester, good value given in either other rocks, ready 

 for mounting, or well-mounted objects, anatomical or otherwise, 

 also pieces of horn of rhinoceros, bison, &c, for cutting sections 

 from.— R. M., 59 Hind Street, Poplar, London, E. 



A herbarium of British plants numbering over 1000 speci- 

 mens, and including most of the rarest species, all uniformly 

 mounted and labelled ; in return, British or other Lepidoptera, 

 3 r books on natural history.— J. E. Robson, Hartlepool; 



Large telescope, with tripod stand and brass elevating rod, 

 in exchange for turniture or pier glass, framed or not.— E. E., 

 4 Padua Road, Penge, London, S.E. 



British land and freshwater shells in exchange for others, 

 duplicates and desiderata numerous : also British land and 

 freshwater for British marine or foreign marine, land, or 

 freshwater species.— W. Gain, Tuxford, Newark. 



Wanted, eggs of insects of all kinds, also parasites of birds, 

 fishes &c, or any other good micro material; will give well- 

 mounted slides in exchange. — C. Cullins, Bristol House, 

 Harlesden, N.W. . . 



Wanted, to purchase the following dried specimens of 

 British ferns, viz. : Polypodium alpcstre, Gymnogramma Up- 

 tophylla, Aspidium tlielypteris, Asplenium fontanum, Asple- 

 i,ii, in Germanicum, Cystopteris montana.—C. F. Oakiey, Lee 

 Street, Uppermill, near Oldham. 



Fossils from the Mt. limestone, London clay, \\ enlock teds, 

 Great Oolites, chalk infr., Oolites, coal measures, Woolwich 

 beds, in exchange for fossils from Teriiary (animal remains), 

 Eracklesham, flint implements, or fossil fish from chalk.— 

 Geo. E. East, jun., 10 Basinghall Street, London, E.C. 



Wanted, old volumes of Science-Gossip, and the fob owing 

 odd numbers: 1S81, Jan. to May, inclusive, and July, August, 

 and Sept.; 1882, f-ept., Nov., Dec; 1883, April and May; 

 1884, Feb., July, Aug. and Sept. Micro objectives, appliances, 

 and material also wanted ; will give in return micro slides or 

 British and foreign birds' skins.— Fred Lee-Carter, 25 Lands- 

 downe Terrace, Gosforth, Newcastle-on-Tyne. _ 



Foraminifera.— Haliphysema tumanowiczn and Hapio- 

 fihragmium agglutinans offered in exchange for other rare 

 vpec j es ._F. W. Mellett, Marazion, Cornwall. 



Aouaru-m, 34X15X15. stand slates and rockwork ; will 

 exchange for cabinet suitable for minerals.— H. W., 39 Lrower 

 Street, Bedford Square, W.C. , . 



Coins or medals wanted. What offers for twenty-four micro- 

 scope slides? Six or more exchanged for others. Send list.— 

 Henry E. Ebbage, Frnmlingham, Suffolk. 



Nos. i to 54, of "Knowledge" (No. 22 missing) ; will ex- 

 change for minerals, fossils,' or micro slides 10 value.— R. H., 

 8 Draycott Street, Chelsea, S.W. _ 



Cassell's "Dante," Dore's engravings, perfect condition, 

 unbound. Wanted, first-class microscopical objects, scientific 

 books, or apparatus.— G. E. Cox, Capworth Street, Leyton. 



Aquantitv of micro slides, well-mounted and of various 

 subjects, to exchange for books, micro accessories, shells, or 

 curios.— Alfred Drapper, 275 Abbey Dale Road, Sheffield. _ 



Several well-mounted slides (chiefly botanical and micro 

 fungi) to exchange for others; or will exchange for books on 

 chess, or for scientific works and appliances. — J. W. Horton, 

 Bravford Wharf, Lincoln. 



Wanted, good secondhand entomological cabinet ; exchange 

 miscellaneous natural history objects, &c. List sent. Silence 

 negative.— F. R. Rowley, 60 Lower Hastings Street, South- 

 fields, Leicester. 



Lepidostrohiis variabilis fruit of Lepidodendron ; fair ex- 

 amples of this I am willing to give for Trilobita or other good 

 characteristic Silurian fossils.— A. Eneas Robertson, 3 Hillhead 

 Gardens, Glasgow. 



Wanted, back volumes of Science-Gossip or Nature in 

 exchange for forty-nine parts (clean and unbound) of " Concho- 

 logia Iconica," published by Mr. Lovell Reeve, containing 

 upwards of 3000 life-size figures beautifully hand coloured. Or 

 what offers? Write first to— S. J. W., 22 Richmond Terrace, 

 Clnpham Road, London. . . , _ . , 



Wanted, examples of the British Limnseae from as many 

 different localities as possible ; other British shells in exchange. 

 — S C. Cockerell, 51 Woodstock Road, Bedford Park, Chiswick. 



Desiderata: northern British (esp.) and foreign shells. 

 Duplicates: H. revelata, H . aspcrsa,\3X. tennis, H. pisana, 

 //. laiicida, H aliotis tuberculata, PI. nautileus, contortus, 

 corneus, Calyptra-a chinensis, B. Leachu, H. vcntrosa, H. 

 nine, &c— B. Tomlin, Pembroke College, Cambridge. 



Several fair duplicates of that rare and lovely butterfly, 

 Morpho aurora from Bolivia ; also some other South American 

 species lately considered unprocurable ; also wings of brilliant 

 species for microscopic work. Morplio Cypris exhausted for 

 the present; unanswered applicants kindly accept this notice. — 

 Hudson, Railway Terrace, Cross Lane, Manchester. 



'" Knowledge," from Oct. 271b, 1882, to Dec. 26th, 1884, 11S 

 numbers in all; also Wood's (Rev. J. G.) "Insects Abroad," 

 600 illustrations, cloth ; wanted, a good microscope, or what 

 offers? — John Inglis, 12 Glen Street, Edinburgh. 



Wanted, Science-Gossip for 1883, also Jan. and Feb. 1884, 

 in exchange for vols, xxxviii. (less Nos. 1 to j\ xxxix., and xl. 

 of "English Mechanic," all in clean condition. — F. Stainton, 

 New Street, Chatteris, Cambs. 



Wan 1 ed, small batches of Helix nemoralis and //. hortensis 

 from different soils: shells or phnts given in exchange. — H. P. 

 Fitzgerald, M.C.S., North Hall, Basingstoke. 



Waisted, to exchange British plants; lists exchanged. 

 Likewise Biitish land and freshwater shells. — H. P. Fitzgerald, 

 M.C.S., North Hall, Basingstoke. 



Whll-mounti-d teeth of the Leuciscus rutilus (showing 

 anchylosis) in excharge for other well-mounted slides. — Charles 

 Arnold, L.D.S., 8 St. John's Villas, New Southgate, N. 



Wanted, Science-Gossip from beginning of 1865 to end of 

 1884, either bound or in loose numbers; and also any other 

 microscop : cal books or journals. State what is wanted in ex- 

 change for them.— Charles Von Eiff, jun., 347 Greenwich Street, 

 New York City. 



A SThONG tricycle, in excellent order, cost 21 guineas ; will 

 take a good microscope or botanical works in part or whole 

 payment. Front steering wheel, central gearing, saddle and 

 treadles, ball-bearings. — J. Hamson, 19 Victoria Road, Bedford. 

 Well-mounted micro slides for exchange ; diatoms, ento- 

 mology, micro-fungi, &c. Lists exchanged. Shall be pleased 

 to hear from former correspondents. — Dr. Moorhead, Lrrigle, 

 Cootehill, Ireland. 



Fine healthy cock canary, sweet singer, in exchange for a 

 good book on British mosses, also a splendid large hen canary 

 for a book on lichens or liverworts.— E. A. M. W., 31 Aynhoe 

 Road, West Kensington Park, W. 



Wanted, Science-Gossip, any of the following numbers:— 

 1-34, 51, 52, 55-59, 67,68, 72, 76, 83, 84. Also any odd numbers 

 of "Zoologist," "Entomologist," "Entomologist's Monthly 

 Magazine," or Loudon's "Magazine of Natural History." 

 Good exchange given in micro slides, birds' eggs (one hole), 

 books, magazines, periodicals, &c— W. T. Taylor, Seymour 

 House, Keswick. 



Eggs of osprey, grosbeak, grebe, petrel, cuckoo, woodpecker, 

 and tern offered for others not in collection.— J. T. T. Reed, 

 Ryhope, Durham Co. 



For specimens of Dreisscna polymorpha, Pall., send box and 

 stamped addressed envelope to— J. M. Campbell, Kelvmgrove 

 Park, Glasgow. 



Eggs of Sterna hirundinacea, Less., from Patagonia, 111 

 exchange for other natural history objects. Accepted offers 

 replied to per return.— J. M. Campbell, Kelvingrove Park, 

 Glasgow. 



Wanted a fine healthy cock and hen bullfinch or extra fine 

 cock only, will exchange any of the following: " English 

 Mechanic," Nos. 758-796, nos. 788, 776, 770 790 missing. Gray s 

 " Natural Arrangement of British Plants," in 2 vols, with 21 

 plates. " Boy's Own Paper," either vol. 3, 4. 5. or 6, in monthly 

 parts with plates and index. Vols. i. and 11. of Inuson s 

 "Elements of Science and Art," bound in tree-calf.— W. S. 

 Castle-Turner, 6 Dagnall Park Terrace, Selhurst, S.E. 



BOOKS, ETC., RECEIVED. 



"The Metaphysical Aspect of Natural History," by Dr. 

 Stephen Monckton (.London : H. K. Lewis).— " Science.' — 

 "The Botanical Gazette."— " The American Monthly Micro- 

 scopical Journal."— " The Naturalist."-" Feuille des Jeunes 

 Naturalistes." — " The Midland Naturalist."- " Journal of 

 Microscopy and Natural Science."— " Journal of the Health 

 Society " (Calcutta).—" Ben Brierley's Journal. — Report of 

 the Mitchell Library, Glasgow," 1884.-" Results of Twenty 

 Years' Observations on Botany, Entomology, Ornithology^nd 

 Meteorology," taken at Marlborough College, 1865-1884.— L,e 

 Monde de la Science."-" Journal of the New York Microsco- 

 pical Society."—" Revista Scientifica."— " Journal of the Royal 

 Microscopical Society." 



Communications received up to iith ult. from:- 

 C. F. O.-G. F. H.-C. C. D.-W. H. H -A. A -W. G.- 

 G. A. A.-M. S. W.-H. C. B.-J. H.-E. L.-T. M.R.- 

 T G— G A R.-T. E. A.-E. H. R.— F. B.-A.A.-F.H.A. 

 -AH S-R D--M. B. W.-E. H.-W. C. C.-C C- 

 H r G-F. W. C—R. M.-J. E. R.-W. A. P.-S. J. Mel. 

 -DB-C H R-A. R. W.-A. H.-J. W.-C. P.- 

 w H P -R A H.-J. W. N.-E. C. B.-S. C. C.-W. S— 

 H.' £ B.-T.- W. O.-B. B. L T.-R ■ W. G.-D S.-H M. 

 — T H M — C. A.— F. S.— H.— A. E. R — H. P. F. G.— 

 P, T-G E C-R. H.-S. J. W.-J. W. H.-J. M.C.- 

 FR - R-g'e E.-F. L. C.-E. A. M. W.-F. W. M- 

 H W -H E. E.-W. T. T.-J. I.-W. S. C. T.-A. D.- 

 J. T. T. R.— C. V. E.— E. H., &c. &c. 



