London club. "Any sign of the beggars, Tex?" "No, sir. But I got a feeling...." "H'm. Yes. We all have. Well, keep a sharp...." A scream cut him short. It came from below in the square compound. Tex shivered, craning down through the rusty netting covering the well. He'd heard screams like that before. A man ran across the greasy stones, tearing at something on his wrist. Other men ran to help him, the ragged remnant of the force that had marched into new Fort Washington three months before, the first garrison. The tiny green snake on the man's wrist grew incredibly. By the time the first men reached it, it had whipped a coil around its victim's neck. Faster than the eye could follow, it shifted its fangs from wrist to throat. The man seemed suddenly to go mad. He drew his knife and slashed at his comrades, screaming, keeping them at bay. Then, abruptly, he collapsed. The green snake, now nearly ten feet long, whipped free and darted toward a drainage tunnel. Shouting men surrounded it, drawing rapid-fire pistols, but Captain Smith called out: "Don't waste your ammunition, men!" Startled faces looked up. And in that second of respite, the snake coiled and butted its flat-nosed head against the grating. In a shower of rust-flakes it fell outward, and the snake was gone like a streak of green fire. Tex heard Breska cursing in a low undertone. A sudden silence had fallen on the compound. Men fingered the broken grating, white-faced as they realized what it meant. There would be no metal for repairs until the relief column came. It was hard enough to bring bare necessities over the wild terrain. And air travel was impracticable due to the miles-thick clouds and magnetic vagaries. There would be no metal, no ammunition. Tex swore. "Reckon I'll never get used to those varmints, Captain. The rattlers back home was just kid's toys." "Simple enough,