21. Chart showing percent of applicants who will be successful. Collection: Early 20th Century Engineering Lantern Slides Set: Merit Rating Date: undated Format: Image Agent: unknown
22. Chart comparing criteria and test scores. Collection: Early 20th Century Engineering Lantern Slides Set: Merit Rating Date: undated Format: Image Agent: unknown
23. Carnegie-Illinois Steel Corportation definition of terms used to rate employees Collection: Early 20th Century Engineering Lantern Slides Set: Merit Rating Date: undated Format: Image Agent: unknown