61. International critical tables of numerical data, physics, chemistry and technology: Volume VII. (1930) Creator: Washburn, Edward W. 1881-1934. Collection: Core Historical Literature of Agriculture Publisher: Published for the National Research Council by McGraw-Hill, Publication Place: New York : Date: 1933 Format: Book
62. Timber engineers' handbook Creator: Hansen, Howard James, Collection: Core Historical Literature of Agriculture Publisher: J. Wiley, Publication Place: New York : Date: 1948 Format: Book
