vili CONTENTS OF VOL. IV. 
Origin of South Carolina Phosphates, p. 571. Did a Glacier flow from 
e Huron into Lake Erie?, p. 623. The Upper Delta Plain of the Mis- 
sissippi, p. 638. On the Mud Lumps of the Passes of the Mississippi, p. 
638. A Point in Dynamical Geology, p. 639. Discovery of Lower Car- 
ines of Missouri, p. 766. arks of Ancient pea on 
the Pacific Coast, p. 766. oulders in Ancient Times, p. 767. New 
covery respecting omnts p. 767 
Microscopy. — Microscope Objectives; Regra and Reply, pp. 254 
and A poop of the Latex in the Laticiferous Vessels, p. 817. 
Does Boiling Destroy Germs? p. 318. Ereni of Gas in Proto- 
plasm, he Largest Infusorium Known 980. Air Tight Spec- 
p. 
imens, p. 444. The Focal Length of Microscopie Objectives, p. 445. 
evade of EE of the American Association for the Advance- 
t of Science, p. 5 New Form of a Binocular Microscope, p. 571. 
n ssh Ponsi a ar Binochiar Microscopes (with cuts), pp. 571, 633. 
Diatoms from Marblehead, Mass., p.573. Test Plates, p.573. Instru- 
ments at the Meeting of the A.A.A.S., pp. 573-576. New Clinical Com- 
pressor (with cuts), p. 574. American Microscopes, p. 625. Wales’ Low 
Power Objectives, p. 626. The Simplest form of Micro- -telescope, p. 628. 
A New Form of Binocular for use with High Powers of the Microscope, 
p. 696. : 
ANTHROPOLOGY. — Relics from the Great Mound, p. 62. The Bone 
Caves of Gibraltar, p. 255. Archeological Impostures, p. 819. borigi- 
nal Relic fi rom Trenton, New Jersey (with cut), p.380. Origin of the 
2. i 
o 
Archeology, p. 445. On the Structure of the Eskimo dines; 561. 
The Significance of Cranial Characters in Man, p ayers 
MISCELLANE — The Death of Michael Sars, p.63. Photograph of 
George bsp. * T 64. Correction, p. 64. -The Sars Fund, p. 127. Mary- 
d Academy of Sciences, p. 191. The Future of Natural Science, p. 
438. Wisconsin Academy of Sciences, Arts, and Letters, p. 622. Ameri- 
can Association for the Advancement of Science, pp. 383, 492, 561, 629. 
Norrs. — Pages 703, 767. 
ANSWERSÉTO CORRESPONDENTS. — — Pages 128, 256, 320, 383, 448, 576, 704. 
Books RECEIVED. — Pages 64, 192, 256, 320, 384, 448, 492, 640. 
Lisr OF PLATES AND Curs. — Page ix. 
List or CONTRIBUTORS TO VOLUME IV. — Pages xi, xii. 
INDEX. — Page 769. 
