INDEX TO VOLUME I. 



Analytic Keys to the genera and species 



^. of North American mosses (title of pa- 

 per), 157. 



Anglesite, reported from southern Wis- 

 consin, 115, 135, 136. 



Angular equivalent of one division of a 

 spirit level, determination of the, 68. 



Arsenopyeite, from Marquette, Wis., 113. 



Astronomy, studies in spherical and prac- 

 tical, 57. 



Atmospheric refraction, a simple but 

 accurate expression for, 60. 



Austin, C. F., acknowledgments to, 35, 47. 



Azimuth, determination from transits over 

 the vertical of the pole star, 81. 



Azueite from Mineral Point, Wis., 145. 



Baeaboo Bluffs, geological sections across 

 range of, 41. 



, quartz keratophyre and associated 



rocks of the north range of, 35. 



Baeite, from southern Wisconsin, 137, 



Barnes, C. R., cited on the revision of 

 Dicranum, v, vii. 



, cited on keys to North American 



mosses iii. 



, cited on Kindberg's new species of 



mosses, v. 



, Analytic keys to the genera and spe- 

 cies of North American mosses (title of 

 paper), 157. 



Bascom, F., cited on spherulites, 52. 



Bayley, W. S., cited on analysis of quartz 

 keratophyre, 48. 



Bedding, absence of, in quartz kerato- 

 phyre, 42. 



Belmont, Wis., barite from, 138. 



Berezov, cerussites, cited, 130. 



Bessel, cited on determination of time 

 from transits over vertical of circum- 

 polar star, 81. 



, cited on expression for atmospheric 



refraction, 60. 



Best, cited on Kindberg's new species of 

 mosses, v. 



Biotite, in quartz keratophyre, 50, 



Blake, Wm. P., cited on minerals of south- 

 west Wisconsin, 111. 



Boric acid, eifect on liberation of iodine 

 from mixed solutions, 27, 31. 



Braun, cited on method of determining 

 angular equivalent of one division of a 

 spirit level, 68. 



Beitton, Mrs. E. G., cited on Kindberg's 

 new species of mosses, v ; acknowledg- 

 ments to, viii. 



"Broken" transit, the simultaneous de- 

 termination of flexure, irregularity of 

 pivots, and value of a level division of 

 a, 75. 



Brooks, T. B., cited on Wisconsin minerals, 

 110. 



Burchard, cited on the speed of liberation 

 of iodine in mixtures of hydriodic and 

 iodic acids, 1. 



"Calamine" (Smithsonite), from south- 

 ern Wisconsin, 115. 



Calcite, from Madison, Wisconsin, 114, 

 from southern Wisconsin, 115. 

 from Milwaukee, 149, 



Caedot, cited on Kindberg's new species of 

 mosses, v, cited, vi. 



Celestite, from Milwaukee, 151. 



Cerussite, from southern Wisconsin, 128. 



Chalcopykite, from Mineral Point, Wis- 

 consin, 145, 



Chamberlin, T. C, cited on Wisconsin 

 minerals. 111. 



, cited on origin of smithsonite, 123. 



, cited on age of Baraboo limestone, 38. 



, cited on Baraboo Porphyry, 37. 



, cited on minerals from Milwaukee, 



149, 



Chauvenet, cited on observations to deter- 

 mine time, 81, 



, cited on methods of reduction of level 



readings, 57. 



, cited on formula, 61, 67, 75, 82. 



Cheney, L. S., acknowledgements to, 110, 

 138,143,145, viii. 



, cited on Kindberg's new species of 



mosses, v. 



, cited on amblyst«gium, vii. 



Claassen, Edo., acknowledgements, to viii, 



CoMSTOCK, G, C, Studies in spherical and 

 practical astronomy (title of paper), 57. 



Conglomerate, of Baraboo Region, 38, 



Contact, between quartzite and quartz 

 keratophyre, 40, 



Contribution to the mineralogy of Wis- 

 consin, (title of paper) , by Wm. H. Hobbs, 

 109. 



Correction of the sun's declination for the 

 effect of refraction, 64. 



Cross, Whitman, cited on twinning in 

 Galena, 125. 



Crow Branch Mine, Wis., barite from, 137. 

 marcasite from, 138. 



Cuba City, Wis., marcasite from, 143. 



CuMMiNGS, Clara E., acknowledgments 

 to, viii. 



Dana, E. S., cited on calcite, 117. 



cited on cerussite of Bere- 

 zov, 130. 

 cited on marcasite, 141, 144. 

 cited on pseudomorphs of 

 smithsonite after sphaler- 

 ite, 123. 

 cited on sphalerite, 133, 

 cited on Wisconsin miner- 

 als, 111, 



Daniells, W, W,, cited on analysis of 

 Baraboo porphyry, 47. 



(369) 



