The act of incorporation, the laws, and the circular letter of the Massachusetts Historical Society [electronic resource] : With an appendix. Containing, No. I. Articles on which the Society request information ... No. II. Pamphlets and tracts wanted by the Society ... No. III. Directions for preserving animals ... No. IV. Dr. Cutler's method of preserving the skins of birds ... No. V. Mr. Peck's method of preserving animals ... No. VI. Method of preserving birds and other animals, from the Philosophical Transactions ... No. VII. Method of collecting and preserving vegetables. By Dr. Lettsom ... No. VIII. Mr. Peck's method of taking impressions of vegetable leaves, by means of smoke ... No. IX. Method of preserving marine productions. By Dr. Lettsom ... No. X. Directions for the collecting of mineral and fossil substances, by the same