Labor turnover

The turnover of labor. Boris Emmet. (U.S. Federal board for vocational education. Bul. 46) 60p pa ’19

Latin America

Guide books

Commercial travelers’ guide to Latin America. Ernst B. Filsinger. (U. S. Foreign and domestic commerce bureau. Miscellaneous ser. 89) 592p portfolio of maps ’20 Supt. of doc. $1.25

Laundering

Home laundering. Lydia Ray Balderston. (U.S. Agriculture dept. Farmers’ bul. 1099) 32p pa ’20

Lawns

Spraying lawns with iron sulfate to eradicate dandelions. M. T. Munn. (N.Y. Agricultural experiment station, Geneva. Bul. 466) 8p pa ’19

Leasing of public lands