The day my instructor buddy Henry and I took off from Brownsville headed to DFW with two Mexican maids in the back of the Beechcraft Travel Air is an easy trip to remember because at least I didn’t get fired.The boss at the company I was working for as a flight instructor and charter pilot out of the Brownsville Airport, Hunt Pan-Am, had agreed that the company would pay for the AvGas, which basically meant I was flying the Travel Air for free, so I could get my multi-engine instructor’s license.I could then teach students how to fly a twin,