Machinery and production engineering.

Latest issue consulted: Vol. 160, no. 4059 (20 Sept. 2002).

The economics of machinery choice in corn production /

Cover title.

Sulfur and its importance in food production, conclusions and recommendations of the Special Subcommittee on Fertilizer and Farm Machinery of the Committee on Agriculture, House of Representatives, based on hearings before the subcommittee February 20-23, 1951.

Mode of access: Internet.

The results of machinery : namely, cheap production and increased employment exhibited : being an address to the working-men of the United Kingdom.

Goldsmiths'-Kress no. 26699.14.

Reverse-circulation drilling, an improved tool for production wells and exploratory holes /

Mode of access: Internet.

Summary of technological developments affecting war production.

Mode of access: Internet.