Page:Harold Dennis Taylor - A System of Applied Optics.djvu/18

 NOTE AS TO THE REFERENCE LETTERS

ordinary Latin capitals and minuscules were selected as being the more suitable for the diagrams, owing to their upright character, yet the corresponding small italic letters have been employed in the text because of their greater conspicuousness. In case this should cause inconvenience to any reader of other than English nationality, who is not quite familiar with both these forms of small letters, the following list of the two sets of equivalent characters may be found useful:—

LIST OF PLATES