ADVERTISEMENTS. 
V. 
Will Exchange flint implements (large quantity of Thetford and Santon Downham 
types) for duplicates from other parts. Also exchange duplicates with other collectors 
in fossils minerals and shells —W. G. Clarke, King St., Thetford, Norfolk. 
Wanted.—A merican or Foreign Birds’ eggs in exchange for British eggs or But¬ 
terflies.—Mrs. Benyon, Stukeley Hall, Huntingdon. 
Offered.— 94 maps (in 1 vol.) issued in connection with Alison’s Europe, by A. 
K. Johnston, F.R.G.S. Outing , April 1891 to Oct. 1893, in 4 vols. bound, 1 unbound ; 
vol. XIII the E.M.M. and vol. X The Entomologist , bound together; vol. XI The 
Entomologist ; 2 vols. Intellectual Observer ; vols. IV & V Review of Reviews. 
Wanted: British Coleoptera, Aculeate Hymenoptera, Ilemiptera.—T. M. McGregor, 
The Mills, Horse Cross, Perth, n.b. 
For Exchange.—60 parts Cassell’s Familiar Wild Flowers, 12 parts .Scientific Re¬ 
creations, Naturalist’s Gazette (complete), Biography of a Plant by Schleiden.—Joe 
Firth, Mill Bank, Triangle, near Halifax. 
Offered.—M erlin’s Lepidopterist’s Calendar, Yarrell’s Birds or Fishes, Macgil- 
livrays Birds, vols. I, 2, 3 of Entomologist, or Naturalists’ Library volumes in ex¬ 
change for eggs, skins, or lepidoptera.— A. L. Clarke, Barton, Gloucester. 
Offered.—A fine series of Macroglossa stellatarum in exchange for ether hawk 
moths.— E. W. Swanton,-Bratton St. Maur, Wincanton, Somersetshire. 
Duplicates.—F ine pupae of Alcophora, Auromaculella, Velleda vars., Conflua, 
(Shetland). Desiderata: any local Macros, also good copy of Newman’s British 
butterflies ; good exchange given.—Thos. Salvage, Arlington, Sussex. 
Lepidoptera.—D uplicates ; C. gasius, S. hermione, C. promethea, S. cecropia 
T. polyphemus, C. caesonia, C. philodice, S. alope, and a few exotic species of 
Coleoptera. Desiderata : any other species of foreign Lepidoptera and Coleoptera., 
C. T. Jones, 4, North Bailey, Durham. 
Microscopic.— A small quantity of New Zealand mosses, lichens, and ferns, 
suitable for microscopic work, offered in exchange for healthy living pupse, British 
shells, or other objects of natural history.—F. G. Bing, 16, Lower Coombe street, 
Croydon. 
Wanted.—A quantity of foreign stamps, (none common) ; can offer return in 
unmounted microscopic objects and material and British marine shells, including 
Scalaria clathratula, Eulima bilineata, E. polita, E. distorta, Fusus norvegicus, 
Rissoas, etc.—-A. Sclater, Northumberland Place, Teignmouth. 
Bird’s Eggs.—Several good authentic specimens both British and American 
offered in exchange for others to fill my requirements ; send lists etc. to—Albert PC 
Lees, Leadenhall street, Halifax. 
Exchange.—E gyptian war medal 1882, mint preservation will exchange for Nat. 
Hist, books in good condition; Merlin’s “Lepidopterist’s Calendar”; St. John’s 
“Larvae Collecting”; Knagg's “Collecting Lepidoptera”; and Gordon’s “Our 
country’s flowers ” specially wanted.—E. IT. Blackmore, M.P.N.S., 13, Bull Ring, 
Ludlow. 
Wanted.—L arge folding store case, corked, fop insects, in exchange for wall case 
in black and gold, Oxford frame, containing field-fare, (winter scene).—A. Hughes, 
21, Cornwall road, Brixton S. W. 
Offered. -Forty-one parts (unbound) of Cassells Natural History edited by Dr. 
P. M. Duncan, F.R.S., good as new, published at 7d. each. Wanted good egg 
cabinet about 100 divisions. Approval wanted.—G. H. Cosens, Malden House, 
New Malden, Surrey. ■ 9 
Books.—T welve parts Baily’s Sporting Magazine ; Comic Cricket ; Browns 
taxidermy; British butterflies ; exchange lot (value b/6).—Davis, 33 Brighton Terrace, 
Brixton. 
Books.— Boy’s Own Paper, Vol 10, 11 ; Amateur Work, Vol 4; Cassell’s Fish¬ 
eries of the Woild, exchange lot (value 15/-) for eggs, books etc.—Davis, 33, Brighton 
Terrace, Brixton, London. 
Offered.—V ol. 1, Scientific Facts ; Half Hours with the Microscope 160 Boy’s 
Own Papers ; Exchange for living pupa, send list, or anything useful.--W. Nicholson, 
38, Brighton Terrace, Brixton, London, S. W. 
