Dominica, raised coral reef of, iv, 218.
Donium, supposed new metal, T. Richardson, xxxi, 163.
Donovan, E., notice of the works of, xxxvii, 163.
Doolittle, A., the earliest American engraver, xxii, 183.
Doolittle, I., on a new method of charring wood, xvii, 395.f
—, on crank motion, xii, 367; xiv, 60.f
—, gelatine from bones, i, 170.
—, description of a hydrostat, xiii, 64.f
—, on the revolving steam engine of Morey, ii, 101.f
Doornik, J. E., observations on the use made of fossils in geological science, xv, 90.