INDEX TO VOLUME THEEE. 



CoMUNiCATiONS, — Verbal. 



Agassiz, L. — on the growth of the 

 Natica heros . , . . 252 



Barclen, S. — on the minerals of 

 Kockport, 205 



Batchelder, Jacob, — on the deci- 

 mal system in weights and meas- 

 ures, 56 



On the Saccharine qualities of 

 the Beet E-oot, . . . .58 



Dodge, A. W. — Historical notice 

 of Hamilton, .... 29 



Grregory, J. J. H. — on the geology 



of Lynn, 101 



On the geology of Cape Ann,205 



Jackson, C. T. — on the geology of 

 Roekport 274 



Nichols, David — on Photographs of 

 Washington 229 



Oliver, H. K. — on the habits of 

 Ihe Honey Bee, . . . 256 



Osgood, George, — on Notice of 

 Rev. Dr. Cutler and the plants 

 of Hamilton, 31 



Phippen, George, D. — on Fibrilia 

 or Flax Cotton, ... 61 

 Historical Notice of Cape Ann, 97 



Reed, J. W. — on the Topographi- 

 cal history of the Merrimac 

 River, . . . . , . 19 



Russell J. L. — on plants at Grove- 

 land, 18 



Roberts, David, — on the character 

 of D. A. White, ... 68 



Tracy, C. M. — on plants at Tops- 

 field, 15 



On plants at Gloucester, . 99 

 On Woodwaxen, . . . 201 

 On plants at Roekport, . 276 



Wheatland, H. — on Minerals on 

 Salem Neck, . ; . . 280 



Wheatland, R H. — on the devel- 

 opment of the Common Toad, 36 



Wildes, G. D. — Historical Notice 

 of Newburyport, . . 285 



Communications, — Written, 



Barden, Stillman, — on the Geolo- 

 gy of Roekport, . . . 231 



Beaman, C. C — Historical Sketch 

 of the Howard Street Church, 

 Salem, . . . .126 

 on the Geographical outline of 

 Cape Cod, its discovery, 130 



Felt, Joseph B. — Historical Notice 

 of Hamilton, .... 214 

 On John Endicott, the First Gov- 

 ernor, 239 



Historical Sketch of the Forts, on 

 Salem Neck, ... 279 



Fowler, S. P. — on changes pro- 

 duced by civilization in the hab- 

 its of our common birds, . 31 

 On Cotton Mather, . . 119 



