NW London TimeMachine on X: "Martindale Protective Masks from the 1950s. Made at Westmoreland Road, NW9, which was actually in Queensbury. The factory would have been on the site where Morrisons is
Martindale Dust Mask | Gas Mask and Respirator Wiki | Fandom
50s 60s Martindale Face Masks, Vintage Health Masks, Made in USA, Novelty Prop Movie Set - Etsy UK
Martindale Dust Mask | Gas Mask and Respirator Wiki | Fandom