and pavements. It was developed by John Benjamin Macneill in the late 1820s. Macneill's road indicator was completed according to drawings laid before...
3 KB (308 words) - 09:48, 17 March 2023
as chief engineer on the massive London–Holyhead road project. He developed Macneill's road indicator in the late 1820s, an instrument for ascertaining...
7 KB (896 words) - 04:26, 16 June 2024
de Prony invented the de Prony brake in 1821. Macneill's road indicator was invented by John Macneill in the late 1820s, further developing Marriot's...
35 KB (4,686 words) - 14:01, 17 February 2025