All Objects In All Collections: Objects 676 - 677 of 677

998.7.2: Yankauer's MaskYankauer's Mask, 20th Cent. YANKAUER folding face mask with a removable spiral wire collar for holding lint, flannel or gauze onto which agents such as ether or chloroform were applied.
2009.4.6: Yankauer's MaskYankauer's Mask, 1901-1944 YANKAUER folding face mask with removable mesh insert and spiral wire collar for holding lint or gauze onto which agents such as ether or chloroform were applied.