1. Four pictures of one man's face with expressions above nose and mouth. Middle is blackened. Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
2. Faces of mathematical prodigies Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
3. Two drawings upper lip and corner of mouth Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
