This is as good an argument as an antiquary could wish for.

She used to buy the majority of her medicines from a local green fairy, but when they were busted, her supply line, like that of many other patients, was cut.

Coordinate term: pannier

Many high performance aircraft are equipped with a Machmeter for monitoring Mcrit. The Machmeter is essentially an airspeed instrument that is calibrated in relation to Mach on the dial.