[PHILOSOPHICAL TRANSACTIONS]. A group of four volumes, including: MOTTE, Benjamin. Philosophical Transactions from the year MDCC.... London: R. Wilkin, etc., 1721. Volume I only, 4o. Folding plates and charts. Contemporary calf (rebacked). -- Philosophical Transactions.... 35. London: W. Innys, 1729. 4o. Folding plate and charts. Contemporary calf (front cover detached). -- Philosophical Transactions.... 53. London: L. Davis and C. Reymers, 1764. 4o. Folding plates and charts. Later boards. Philosophical Transactions.... 62. London: Lockyer Davis, 1772. 4o. Folding plates and charts. Later boards. Together 4 volumes, condition varies. (4)