Telegraph, Orville Wright to Bishop Milton Wright, Kitty Hawk, December 17, 1903

Success four flights Thursday morning all against twenty-one mile wind started from level with engine power alone average speed through air thirty-one miles longest fifty-seven seconds inform press home Christmas.

Telegrapher typo, the longest flight was actually 59 seconds.

1903 Wright Flyer

• Span 40' 4"
• Length 21' 1"
• Height 9'
• Chord 6' 6"
• Gap 6' 6"
• Camber 1/20
• Wing area 510 sq ft
• Weight 605 lb
• Power 12 hp, 170 lb, 4-cyl Wright

(via Gary Hinze)