Master the original language of the iron horse with our American Morse Code (Railroad Morse) PDF Crib Sheet.

While International Morse became the global standard for the sea and air, American Morse remained the heartbeat of the US railroad and telegraph systems for over a century. Known for its rhythmic "spaced" characters and unique dash lengths, this version of the code is a true challenge for historians and enthusiasts alike.

Our high-quality, downloadable reference guide provides everything you need to decode the past with precision.

What’s Inside the Guide?

• Complete Alpha-Numeric Table: A clear, vertical layout of the A-Z alphabet, numerals 0-9, and essential punctuation.

• The "Spaced Character" Key: Detailed breakdowns of the long intra-character gaps used in the notoriously tricky letters C, O, R, Y, Z, and the & symbol.

• Variable Dash Lengths: Clear distinctions between a standard dash (equal to two dots), the "long dash" for the letter L, and the "even longer dash" for the numeral 0.

• Timing & Construction: Professional reference for standard dot lengths, intra-character gaps, and the specific gaps required between letters, words, and sentences.

Why You Need This Reference

• Authenticity: Developed primarily by Alfred Vail, this code is the authentic language used by 19th-century telegraphers.

• Technical Precision: Perfect for amateur radio operators (Hams) looking to expand their skills or for historians researching original telegraph transcripts.

• Printable & Portable: Designed for clarity, this PDF is perfect for pinning up in your "shack" or keeping on your tablet for quick reference during practice sessions.

Technical Specifications

• Format: High-resolution JPG for crisp printing and digital viewing.

• Aspect Ratio: 17:22, perfectly optimized for Letter-sized or A4 paper.

• Versatility: Ideal for pinning to your workshop wall, keeping in a lab notebook, or viewing on a tablet or second monitor while you work.

Pro-Tip: Print this out and laminate it for a coffee-proof reference that will last

Bring the history of the "Lightning Wire" to your desk. Download your American Morse Code Crib Sheet today!