1592953488000 1312632483000 term-53878 1616541622323 1312632548000 1616290636768 adlib fitz-online adlib-term-53878 fee4a1c6-5d89-3252-9099-b1c2223f1e9b 2 1 scope note Stairs which pass through four right-angle turns as they progress from the bottom to top. reference term-53877 adlib-term-53877 2fa82c78-6002-3b79-8e2c-8b37bc996557 one-turn stair V.PJ.AFU.ALO.ARI.BIQ.AXC.AFU.AFU.BZY.ARI 1 code V.PJ.AFU.ALO.ARI.BIQ.AXC.AFU.AFU.BZY.ARI 1 one-turn stairs reference term-53879 adlib-term-53879 1053b566-1a3b-3761-b8e0-723a831e5e59 <stairs by form: turns> one-turn stairs term