So weird. They are not showing up on Qmap for me. I’ve tried the reset and opened it in a new window. Still not there on my iPad.
Stringers? Aircraft?
From google.... “The fuselage of an aircraft consists, among others, of stringers whose purpose is to assist the skin in absorbing the longitudinal traction-compression stresses. Q.1. The purpose of stringers, used in fuselage construction, is to: a) Carry the loads due to pressurisation and convert them into tensile stress.Dec 24, 2011”
Petey
Bottom one looks like it has a countdown...