Refraction. No. 1 in **£.5116.19 = 3920.50 = **E.190a.46 Coddington, Henry. A treatise on the reflexion and refraction of light, being Part 1. of A system of optics. Cambridge: pr. by J. Smith; sold by Simpkin and Marshall, London. 1829. (3), xx, 296, (3) pp. 10 folded plates, 80.