Vintage Monroe manual 1950 s calculator machine all handles and keys move no idea how it works jus sat in a loft for years on base three rubber stoppers in place one missing altogether and bottom one a bit wonky as is the one that is missi g but both have flat head screws in sure they could be easily adjusted looks like is does have a drop down stand on back either side not sure how operates just needs a general clean ideal decorators piece or film prop or just a talking point on display item is very heavy label underneath reads Amsterdam