New experiments physico-mechanicall, touching the spring of the air, and its effects, : (made, for the most part, in a new pneumatical engine) written by way of letter to the Right Honorable Charles Lord Vicount of Dungarvan, eldest son to the Earl of Corke. / - Boyle, Robert (Printed by H: Hall, printer to the University, for Tho: Robinson., 1660)