Periodicals by author
If no author is listed, author is unknown
| Author | Title | Source | Year |
|---|---|---|---|
| Ladner, "Loco" | Checkmate! | Silent Worker | 1956 |
| Ladner, "Loco" | Checkmate!: The National Tournament | Silent Worker | 1952 |
| Ladner, "Loco" | Checkmate!: Fourth National is strongest yet | Silent Worker | 1956 |
| Ladner, "Loco" | Checkmate!: Second tournament begins | Silent Worker | 1951 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1957 |
| Ladner, "Loco" | Checkmate! | Deaf American | 1976 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1955 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1955 |
| Ladner, "Loco" | Checkmate!: Final results of fifth national tournament | Silent Worker | 1959 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1954 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1953 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1959 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1954 |
| Ladner, "Loco" | Dr. Castle promoted to RIT vice president | Deaf American | 1979 |
| Ladner, "Loco" | Checkmate! | Deaf American | 1980 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1960 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1955 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1962 |
| Ladner, "Loco" | Checkmate!: A couple of errors | Silent Worker | 1960 |
| Ladner, "Loco" | Checkmate! | Silent Worker | 1953 |