Descent into the underworld

Tenders were acquired for the main tunnel work, and a contract was awarded to John Mowlem & Co Ltd for the sum of £229,064.^[5] The consulting engineers were W R Galbraith (of the LSWR) and J H Greathead, developer of the tunnelling shield. The resident engineer was H H Dalrymple-Hay. Mowlems' engineer in charge was William Rowell.^{[ wiki snatch}