| Description | Summarised "Boulton goes on with the double cylinder engine. Pleased to hear Hornblower uses steam to press down the piston. Could not Henderson make Colclough’s drawings. Boulton and Fothergill at variance, William Matthews to be arbitrator. Playfair severs his connection with us. Mentions several youths etc. suitable for draughtsmen and recommends bringing one up to the profession." |