Section of physics and chemistry and section of photography and microscopy: A joint meeting of the Sections was held in the Hall of the Institute on Thursday evening, December 7, 1922, at eight o'clock, with Dr. H. J. M. Creighton in the Chair. The minutes of the previous meeting were approved as published

Section of physics and chemistry: A meet

Section of physics and chemistry: A meeting of the Section was held in the Hall of the Institute on Thursday evening, April 6, 1922, with Dr. H. J. M. Creighton in the Chair. The minutes of the previous meeting were approved as read

✍ Joseph S. Hepburn 📂 Article 📅 1922 🏛 Elsevier Science 🌐 English ⚖ 44 KB

Section of physics and chemistry and sec

Section of physics and chemistry and section of photography and microscopy: A joint meeting of the Sections was held in the Hall of the Institute on Thursday evening, December 14, 1922, at eight o'clock, with Mr. Alfred Rigling in the Chair. The minutes of the previous meeting were read and approved

✍ Joseph S. Hepburn 📂 Article 📅 1923 🏛 Elsevier Science 🌐 English ⚖ 50 KB

The lecture was illustrated by means of lantern slides. The communication was discussed; a vote of thanks was extended to Doctor Mees; and the meeting adjourned.

Section of physics and chemistry and sec

Section of physics and chemistry and section of photography and microscopy: A joint meeting of the Sections was held in the HAll of the Institute on Thursday evening, December 2nd, at eight o'clock, with Dr. George Crampton in the chair. The minutes of the previous meeting were read and approved

✍ Joseph S. Hepburn 📂 Article 📅 1921 🏛 Elsevier Science 🌐 English ⚖ 48 KB

Section of Physics and Chcmlstry.--A meeting of the Section was held in the Hall of the Institute on Thursday evening, November ilth, at eight o'clock, with Dr. Gellert Alleman in the chair. The minutes of the previous meeting were approved as read. Dr. Ulric Dahlgren, A.B., M.S., Professor of Biol

Section of physics and chemistry: A meet

Section of physics and chemistry: A meeting of the Section was held in the Hall of the Institute on Thursday evening, November 9, 1922, at eight o'clock, with Dr. Harry F. Keller in the Chair. The minutes of the previous meeting were read and approved

✍ Joseph S. Hepburn 📂 Article 📅 1923 🏛 Elsevier Science 🌐 English ⚖ 45 KB

Section of physics and chemistry: A meet

Section of physics and chemistry: A meeting of the Section was held in the Hall of the Institute on Thursday evening, November 23, 1922, at eight o'clock, with Dr. Thomas D. Cope in the Chair. The minutes of the previous meeting were read and approved

✍ Joseph S. Hepburn 📂 Article 📅 1923 🏛 Elsevier Science 🌐 English ⚖ 45 KB

Section of physics and chemistry: A meet

Section of physics and chemistry: A meeting of the Section was held in the Hall of the Institute on Thursday evening, November 11th, at eight o'clock, with Dr. Gellert Alleman in the chair. The minutes of the previous meeting were approved as read

✍ Joseph S. Hepburn 📂 Article 📅 1921 🏛 Elsevier Science 🌐 English ⚖ 48 KB

Section of Physics and Chcmlstry.--A meeting of the Section was held in the Hall of the Institute on Thursday evening, November ilth, at eight o'clock, with Dr. Gellert Alleman in the chair. The minutes of the previous meeting were approved as read. Dr. Ulric Dahlgren, A.B., M.S., Professor of Biol