British pylon research

A few pages covering research. These pages gather up details in order to build up patterns and structure an understanding of the subject. Some pages are also technical resources that may be of industry use. These pages are incomplete and are continually updated as information is discovered.

• Power line contracts — a catalogue of known power line construction contracts.
• Drawing number ranges — a catalogue of drawing number ranges for tower suites: Blaw Knox E, T, K, LT and XM numbers, J L Eve C and S numbers and so forth.
• Gen. OHL numbers — a catalogue of the Gen. OHL drawing numbers.
• Marshall and Nicholls types — an attempt to match the figures given in Marshall and Nicholls to known tower types.
• Finds catalogue — a catalogue of tower finds on sites that are too unclean to use on the main tower suite pages.