John H. Armstrong
18 Nov 1920 — 28 Jul 2004 · 11 obras en el catálogo
John H. Armstrong (November 18, 1920 – July 28, 2004) was a mechanical engineer, inventor, editor, prolific author, and model railroader best known for layout design and operations.
También catalogado como: জন আর্মস্ট্রং · Armstrong, John H. · John Armstrong · Armstrong, John H., 1920-2004 · John H Armstrong
