How to Find and Use the Crank Handle Key in Resident Evil 2

Where is the square crank for Claire? : rResidentEvil2Remake crank handle slot re2 Square Crank · Used on the square socket in the north east corner of the East Central Passage B1 to open the adjacent shutter · Used on crank handle slot re2 The Square Crank is a key item in Resident Evil 2 This square crank is used at the: Shutter at the Morgue corridor Shutter at the Art Room corridor

crank handle slot Claire 2nd run Club key and Crank handle slot location?? where are they? there are locked doors and i can't seem to find those 2 items anywhere