JOSEPH BLACK. Vol. II. ff. 8. 330 x 200mm. 1. ff. 1, 8. Electrostatic copies of notes relating to 59843-59845 by John Tricker, 23 Dec. 1970. 2. ff.2-7. Electrostatic copies of article by M. P. Crosland, 'On Diagrams as Chemical "Equations" in the Notes of William Cullen and Joseph Black', ...