Mary Robinette Kowal is a puppeteer and science-fiction writer in New York City. She is also works in props. Her blog contains the occasional post about the interesting props she’s built, and fascinating stories about the day-to-day life of a NYC props master (such as getting a moose-head down five flights of stairs, or carrying an axe on the subway).
You can quickly peruse all the posts dealing with props. Be sure to look at all the pages, as there’s quite a bit of great information there.