Walker, Chuck. : Brazing and soldering [electronic resource] : proceedings of the 5th International Brazing and Soldering Conference : April 22-25, 2012, Red Rock Casino Resort Spa, Las Vegas, Nevada, USA / edited by Robin Gourley, Chuck Walker.
Walker, Colin, 1954- : The flying vet's pigeon health & management : a veterinary guide to health control, medication use and the development of race fitness for the competitive fancier / Colin Walker.
Walker, Colin D. : Documenting the concepts of the Ecosystems of Farm Management approach : a farmer innovation report to Land & Water Australia and the Land Management Society / Colin D. Walker.
Walker, Colin H. : Biomarkers: A Pragmatic Basis for Remediation of Severe Pollution in Eastern Europe [electronic resource] / edited by David B. Peakall, Colin H. Walker, Pawel Migula.
Walker, D., 18th cent. : General view of the agriculture of the county of Hertford, [electronic resource] : With observations on the means of its improvement. By D. Walker, No. 14, Upper Marybone Street. Drawn up for the consideration of the Board of Agriculture and Internal Improvement.