Modifiche

!width="65%" | Dimensioni/Versioni

!width="65%" | Dimensioni/Versioni

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| [[Whal Pen|Wahl All Metal Fountain Pen]] || 1921--1928? || Midget, Lady, Junior, Medium, Standard, Large  

| [[Whal Pen|Wahl Engine Turned]] || 1921--1928? || Midget, Lady, Junior, Medium, Standard, Large  

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| [[Skyline]] || 1940--1948 || Short, Standard, Oversize  

| [[Skyline]] || 1940--1948 || Short, Standard, Oversize