It's an amazing design and construction with kind of dovetail joints. The last time I was there a number of American engineers had come to see it. People in the modern age wondered just how it was built, how they got those large and very heavy struts into place but some years ago somebody came by a painting that had been done of it in mid construction, which showed the wooden cranes they built.

2 January 1892 - Sir George Airy died.

Mathematician and astronomer, Astronomer Royal 1835-81. Noted for his work on planetary orbits and for calculating the density of the Earth. He also responsible for establishing the prime meridian running through Greenwich which in 1884 was adopted as the international Prime Meridian dividing the globe into east and west and establishing a standard measurement of time - GMT as the standard with the globe plus or minus x number of hours ahead or behind GMT.