“Wines are made differently than they were 20 years ago,” say Boulton.

Watt was despondent, easily cast down; Boulton was his “backbone.”

The empress stayed for some time at Boulton's house, "and a charming woman she is," writes her host.

In 1775 he bought a pumping steam engine from Boulton and Watt's company for his ironworks.