The B52 first flew in 1952; the 737 in 1967. Both are still in the air. With lifetimes like that, who can blame them? Someone needs to hold that data while the

The B52 first flew in 1952; the 737 in 1967. Both are still in the air. With lifetimes like that, who can blame them? Someone needs to hold that data while the product is in use.