"I AM THE MASTER'S!" The arrival of Simonds, with the spare window-pane, and of Brodeur--one of the boldest flyers out of Saloniki in the last months of the war--broke in upon the Master's reveries.

Only a few minutes were required to mend the window.

During this time, the Master explained some unusual features of control to the Frenchman, then let him take charge of _Nissr_.
"She's wonderful," said he, as Brodeur settled himself at the wheel.
"With her almost unlimited power, her impeccable controls and her automatic stabilizers, I hardly see what could happen to her." "Fire, of course, _m'sieur_," the ace replied, "always has to be guarded against." "Hardly on an all-metal liner.

Now, here you see--and here--" He finished his explanations, and, satisfied that all was safe, passed into his own cabin.

Rrisa, he found, had already unpacked his kit, and had arranged it to perfection.