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 For IaZe, Exchange and Want Column.--Any Cooper Club member is entitled to one advertiaing notice in each iaaue free. Noticea of over ten lines will be charged for at the rate of ten centa per line. For thiB department, address W. Lg. CH&XgBERB, agZe Rock, Los AngeZes County, California. FOR Scr--Two handsome Virginia red cedar cabinets, suitable for eggs or skins. Each has sixteen drawers, and glass doors on front. I also have a number of finely mounted birds including Eagles to ex- change for first class bird skins.--W- TON HUBER, Gwynedd Valley, Penna. Wa.ro--Bird-Lores, vols. 1, 2, 3, or parts; also vol 4, nos. 1, 2; vol. 5, no. 1; vol. 7, nos. 1, 5; vol. 9, nos. 3, 4, 5, 6; vol. 10, nos. 1, 2, 3, 4, 5, 6; vol. 11, nos. 1, 5, 6. Will pay cash or exchange almost any other issues of Bird- Lore for these. Also want The Auk, vols. 1 to 13, inclusive; Print Collectors Quarterly, vol. 1 complete or parts.--W. H. Stockport, Ohio. FOR SE--N. A. Fauna no. 3; Land and ea Mammals of Middle America and the West Indies, Elliot (parts 1 and 2); Collec- tion of Mammals, Wheeler Survey, Coues and Yarrow. Make me an offer.--W. L. BUr- NETT, State Agricultural College, Fort Col- lins, Colo. WHo cA supply me with choice sets of the following sparrows? A. O. U. nos. 542, 542b, 544a, 546a, 546b, 554a, 559, 563a, 565, 566, 567e, 568, 570a, 574a, 576, 579, 580a, 580b, 582, 585, 585b, 585c. Also, 597a, 6]0a, 621, 65, 629a, 629c, 630, 632c, 634 and many oth- ers. Desirable exchange offered.--A. E. PRICE, Gant Park, Illinois. FoR Sr--Vols. 10, 11, and 12, Journal of Maine Ornithological Society; American Or- nithology, 1903, 1904, 1905, and 1906; Guide to Nature, vols. 1, 3, 4, 5, and 6. Also many excellent Devonian fossils.--Lorrts S. Kor- r.E, 98 Watsessing Ave., BloomfieRl, 27, J. FoR ExcrAoCollection of old and rare French letters and parchments dated from 1427 to 1800, two signed by Louis XV; one 5% foot alligator, mounted; collection of 7550 specimens (2098 species) of marine and freshwater shells; collection of 225 moths and butterflies; collection of 1500 beetles (Coleoptera); collection of 300 mineral spe- cimens; collection of 392 fossils; collection of corals; collection of curios. Will exchange for mounted birds, bird skins, sets of eggs, Indian relics, stamps or books. Send list of what you have to offer and I will make you a proposition.--YI. F. DrP, R. F. D. 1, Box 78 C, Dixon, CaliL FoR SxLr--Eighty copies of The Auk: vols. 7 to 30 (vols. 17 to 30 complete), for $25; 88 copies of Bird-Lore: vol. 4, no. 3, to vol. 18, no. 6, with all indexes, for $22.50.-- Lxvn Tsru, 136 27. Dewey t., Phila- delphia, Pa. WAro.--To buy first-class scientific study-skins of the. English Sparrow (Pas- ser domesticus and its subspecies) from various points throughout its range, both in the Old World and in North America. Spe- cimens must be correctly aged and sexed. Send sample of "make" to the undersigned, together with statement of price and quan- tity furnishable.--J. GRrL, Museum o Vertebrate Zoology, University o California, Berkeley, California. AVIFAUNA No. 12 Birds of the Islands off the Coast of Southern California By ALFRED BRAZIER HOWELL 127 pages; published June 30, 1917 A detailed review of the ornithology of the California islands: 195 species are treated; complete synonymies of each are given; contains tables of species by islands, a hypothetical list of 13 species, an exhaustive bibliography, and discussion of problems presented by the island avifauna. This is an important contribution that no active ornitholo- gist can do without. Members of the Cooper Club may take the regular Club discount (50%). Price, prepaid, $1.$O W. LEE CHAMBERS, Business Manager lagle Rock, Los Angeles County, California