File General Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject » DeFender Company
File Vern O. Knudsen Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject » DeFender Company
File Technical data Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject » DeFender Company
File Ear defenders (Mine Safety Appliances Co. and V.O. Knudsen) 3 folders Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject
File Industrial Medicine-A.D. McCloud Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject
File Industrial Medicine Council, American Medical Association Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject
File Kegan and Kegan, patent attorneys Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject
File Kellogg's of Battle Creek Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject
File Lelard Electric Company Box 2 In: Carey Pratt McCord Papers, 1913-1978 » Correspondence » By subject