J. Colthurst
- (1841): Experiments for Determining the Position of the Neutral Axis of Rectangular Beams of Cast and Wrought Iron and Wood, and Also for Ascertaining the Relative Amount of Compression and Extension at their Upper and under Surfaces, When Subjected to Transverse. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 1, n. 1841 ( 1841).
- (1844): Description of the Method Employed for Repairing a Chimney 120 feet high, at the Cotton Mill of Messrs. Couper, Glasgow. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 3, n. 1844 ( 1844).
- (1841): An Account of some Experiments to Determine the Force Necessary to Punch Holes through Plates of Wrought Iron and Copper. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 1, n. 1841 ( 1841).
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