c. 1940's vintage medical two tier laboratory glassware autoclave mobile cart manufactured by the laboratory construction co., kansas city, mo. the cart is made of bent tubular chrome plated steel with welded joint straps to support removable baskets. the hardened black rubber swivel casters are original and in working condition. the three baskets are comprised of steel with a stretched green rubber coating. salvaged from the old cook county hospital, chicago, il. laboratory construction company as it was first named, was founded in 1925 by ralph callaway and phil goldfisch. the company's first product was a kjeldahl nitrogen determination apparatus, which agricultural laboratories used to test the protein content of feeds and grains. 36 x 19 1/4 x 36 1/4"