| Description | Enclosing MS 3147/3/5/40b and MS 3147/3/5/40c.
Docketed "About expansive engine. Enclosing letter from Mr. Matthews."
Summarised "On equalising beams, Watt’s notion of pump velocities. Boulton proposes to alter his proportions of pump work for the experimental engine. Would like Watt to collect money to enable him to face his bankers. Letter to Perier, pressing him and then asking for money." |