A Tlingit bowl and ladle procured during an 1877 trip to Alaska.

In San Jose, ANTIQUES ROADSHOW host Mark L. Walberg and appraiser Rafael Eledge visit Winchester Mystery House, a bizarre Victorian mansion built by Winchester Rifle heiress Sarah Winchester. Valuable find: A Tlingit bowl and ladle — inherited from the guest's great-great-grandfather, who procured them on an 1877 trip to Alaska — valued at $250,000 to $300,000.