[October 21st, 1921] American engineer and inventor Henry Ford (left) whispering to Thomas Alva Edison at the observance of the 50th anniversary of Edison's incandescent light in Greenfield Village, Michigan.
from /r/100yearsago
[1921年10月21日]美国工程师和发明家亨利-福特（左）在密歇根州格林菲尔德村举行的爱迪生白炽灯50周年纪念活动上对托马斯-阿尔瓦-爱迪生低声说。