1592953443000 1312632483000 term-51307 1616541248878 1312632545000 1616290052857 adlib fitz-online adlib-term-51307 6d4679d0-51c0-3ff0-b428-fd4cc236e4b6 2 1 wells, air wells, air term reference term-51309 adlib-term-51309 000b84bc-77cf-3dd8-a1cb-2fb2f260501c air shafts