Pretty sure I read about strain sensors in the landing gear to measure weight 30 years ago in a Richard Scarry book.
Now, I'll concede that it probably wasn't the last word in aeronautical textbooks, but one assumes he did some research!
Pretty sure I read about strain sensors in the landing gear to measure weight 30 years ago in a Richard Scarry book.
Now, I'll concede that it probably wasn't the last word in aeronautical textbooks, but one assumes he did some research!