Sen. rep. no. 157; 52d Cong., 1st sess.
LABOR DEPARTMENT. Sixth annual report of the commissioner of labor, 1890. Cost of production: iron, steel, coal, etc. Washington, 1891. x, 1-1404pp. 1.50
Note: "This report relates to the cost of producing iron and steel and the materials of which iron is made, in the United States and in Europe."
—— List of employés not specifically appropriated for. April 7, 1892. 2pp.
Sen. mis. doc. no. 120; 52d Cong., 1st sess.
—— Statement of all moneys expended in the department for 1890-'91. 1p.
H.R. mis. doc. no. 27; 52d Cong., 1st sess.
LAGERHEIM, G. DE. Remarks on the fungus of a potato scab. 2pp.
Journal of Mycology, v. 7, no. 2, pp. 103-104.
LANGLEY, SAMUEL PIERPONT. Experiments in aerodynamics. Washington, 1891. 4o. ii, 1-115pp., 10 pls.1.00