INDEX. 
Toltec Antiquities 222 
Tools of Pyramid Builders 336 
Tornado Theories 361 
Tornado Mysteries , 574 
Total Eclipse of May 6, 1883 242 
Transit of Venus in New Zealand 588 
TriassicBeds of Texas 455 
Trinidad Coal Mines 215 
Trowbridge, Prof. S. H., Nature Studies 
for the Young.- 10 
U. S. Geological Survey of Leadville 
Mining District 280 
U. S. Geological Survey for 1883 .......436 
Uncommon Diseases'of Peru and Bolivia.. 150 
Unveiling of Statute of Prof. Henry 1 
Value of Anthropological Studies 288 
Van Horn, R. T., Progress of Science in 
the Past Year 131 
Velocity.— 1 764 
Vibration from Trains 384 
Visit to the Afflicted Cattle Region of 
Kansas 772 
Visit to Pueblo of Acoma 490 
Waite, Chief Justice, Address 1 
Watson, Warren, Prehistoric Yankees 649 
Weather Proverbs 759 
Weather for the Past Seventeen Years.. ..758 
Weather Sphynx 621 
Weather Service, Kansas, 54, 121, 183, 
249, 306, 369, 442, 500, 621, 695 
Weaver, H. C, Alleghany Portage Rail 
Roads in 1833 540 
Wells, Rev. A. E., Villaffe Improvements.147 
Wells, Rev. A. E., Freshets and Over- 
flows 231 
Wells, Rev. A. E., Prevention of Floods 
in the Ohio River 740 
Wells, Rev. A. E., Rural Engineering 470 
West, E. P., Missouri River Mounds 290 
Williams, I). A., Remarkable Electrical 
Disturbances in Idaho 551 
Wonders of Photography 605 
