1904, 20TH, A, AND, ANDREW, ATTENTIVE, BACK, BELGIAN, BELGIUM, BLACK, BOY, BOYS, CENTURY, CHILDREN, CLASS, DEMONSTRATING, DUTCH, EDUCATION, EXTERIOR, FULL, GELATIN, GROUP, KMAR08, KNOWLEDGE, LEARNING, LENGTH, LESSON, LOOKING, MEN, MODEL, MONK, MONKS, OSTEND, PHOTOGRAPHY, PITCAIRN-KNOWLES, PRINT, SAILING, SCHOOL, SHOWCASE, SILVER, STAND, TEACHING, TO, USING, VERTICAL, WHITE,