Note 1 — Chapter II · THE PRINCIPLES OF CINEMATOGRAPHY
Reading edition
See "Moving Pictures: How they are made and worked," Chapter I.
[2] "Moving Pictures: How they are Made and Worked," Chapter VIII., page 82.
[3]See "Moving Pictures: How they are Made and Worked," Chapter XXIV., page 264.
[4] "Movement," by E. J. Marey. Heinemann, 7s. 6d.