No. 103. 12 portraits on American plate paper, $3.00 net. No. 103a. 12 portraits on Japanese vellum, $5.00 net. Single portraits, American plate paper, 35c net. Single portraits, Japanese vellum, 50c net. Portraits of Mathematicians, High School Portfolio. Eight portraits selected from the two preceding portfolios. No. 104. 8 portraits on American plate paper, $2.00 net. No. 104a. 8 portraits on Japanese vellum, $3.50 net. Single portraits, American plate paper, 35c net. Single portraits, Japanese vellum, 50c net. _For Purchasers who may prefer not to frame the Portraits, a neat Portfolio can be supplied at an extra cost of $1.00._ * * * * * Transcriber's note: The following typographical errors were correctred. |Page |Error |Correction | |10 |dicussion |discussion | |45 |thoughout |throughout | |229 |pyschological |psychological | The following inconsistent hyphenations were changed. |Page |Original |Changed to | |34 |inter-crossing |intercrossing | |46 |re-appear |reappear | |123 |re-act |react | |132 |eye-lid |eyelid | |216 |lifetimes |life-times | |217 |lifetime |life-time | |317 |threefold |three-fold | The following inconsistent hyphenations were not changed. "somatoplasm" (3 instances) and "somato-plasm" (2 instances) "twofold" (2) and "two-fold" (1) "interaction" (1) and "inter-action" (1) "supernatural" (1) and "super-natural" (1) Other changes: Page 16 Footnote 10 - double quotes around "acceleration" and "retardation" changed to single quotes. A double quote inserted at the end. In the Index - Entries "On Truth" and "Orang-utan, teeth of" moved from under "M" to under "O".