Vows of Graphite and Guilt
"But the carriers... the physical canisters are gone, Clara. You have nothing to seal the vacuum."
"I don't need a canister," Clara said.
She pulled the heavy, aluminum-shielded data drive from the inner pocket of her jeans. It was roughly eight inches long, wrapped in ruggedized rubber bumpers, and shaped almost exactly like a standard historical postal cartridge.
She stripped off the heavy wool overcoat Julian had been dragging. Working with frantic, precise speed, she tore another strip of thick silk lining from the inside of the sleeve. She wrapped the silk tightly around the data drive, layering it until the diameter matched the exact internal bore of the twelve-inch brass receiving