Original Sunpak multi-lingual instruction manual for Auto 144D Multi Dedicated thyristor flash units. Text is provided in English, French, German, Spanish, Italian, Swedish, and Japanese. The 5¼" x 3¼" booklet unfolds into a 16½" x 10¼" double sided page. Includes information on controls and settings, specifications, the dedication features provided for different camera makes, and a chart of camera model compatibility.