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ATIONAL Capital Parks, Washington. 27 p., rotoprinted, illus. (National Capital Parks, New Navy Building.) Free. See illustration.

Of especial interest to those planning to attend the summer meeting of the N.E.A. Contains brief descriptions of the historic structures, statues, and memorials, with a map showing the location of the important park areas of the District of Columbia and the recreational facilities provided.

A Description of United States Postage Stamps Issued by the Post Office Department from July 1, 1847, to December 31, 1932. 57 p. (Post Office Department.) 10 cents.

Gives in most instances the denomination, subject, presentation, color, artist, and date of issue of the various issues or series of stamps with a short description of others. Tells when the first United States adhesive postage stamps, the first books of stamps, the first rolls of stamps, the first postal card, and the first stamped envelops were issued. (History; civics.)

National Recovery Administration. Code of Fair Competition for the Loose Leaf and Blank Book Industry, No. 412. 5 cents. Supplementary Code of Fair Competition for the Booksellers Trade, No. 60, Supplement No. 1. 5 cents.

Our Forests-What They Are and What They Mean to Us. 1933. 34 p., illus. (Department of Agriculture, Miscellaneous Publication No. 162.) 5 cents.

Contents: What the forest is, including story of how a tree lives and grows; forest regions of the United States; how our forests serve us; enemies of the forest-fire, insects, and fungous diseases; and forestry in the United States. (Nature study; Forestry.) Mother's Aid, 1931. 39 p. (Children's Bureau, Publication No. 220.) 5 cents. Significant developments in the field of public welfare brought about by the recognition of the essential values of home life in the rearing of children and acceptance of

the principle that no child should be separated from his family because of poverty alone. (Sociology; Child welfare.)

Wind Cave National Park, South Dakota. 15 p., illus. (National Park Service.) Free.

Geologic history of this national park located in the Black Hills of South Dakota; general information as to trips, displays, accommodations, railroads, roads, etc.; rules and regulations which must be observed while in the confines of the park, such as hunting, cameras, gambling, advertisements, dogs and cats, travel, fines and penalties, etc.; and a 2-page map of the United States showing the location of reservations administered by the National Park Service. (History; geogra phy; civics; geology.)

The United States Lighthouse Service. 8 p., mimeog. (U.S. Department of Commerce, Lighthouse Service.) Free.

The following illustrated publications have been issued by the Pan American Union and are available at 5 cents per copy. Orders should be sent to the Pan American Union, Washington, D.C. American City Series. Santiago Cuba's Second City, No. 7-B. 23 p. Commodities of Commerce Series. Brief Talk About Tin-Bolivia's Chief Product. No. 10. 21 p.

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Pearls in the Americas. No. 12. 22 p.
28 p.
Cattle and Pampas. No. 16.
Wool in South America. No. 25. 25 p.