The kindergarten as an Americanizer. S. E. Weber. (U.S. Education bureau. Kindergarten circular 5) 5p pa ’19
Knots
Practical knots, hitches and splices. C. A. Norman. (Indiana. Purdue university. Agricultural extension div. Extension bul. 88) 16p pa ’20 Lafayette, Ind.
Kudzu
Kudzu. C. V. Piper. (U.S. Agriculture dept. Department circular 89) 7p pa ’20
Labor
Conferences
Proceedings of the first Industrial conference (called by the President) October 6 to 23, 1919. (U. S. Industrial conference, 1st.) 285p pa ’20 U. S. Labor dept.
Labor laws
New York labor laws enacted in 1920. (N.Y. [State] Labor dept. Special bul. 99) 93p pa ’20 Albany, N.Y.