Summa 19 calculator designed in 1970 by Ettore Sottsass for Olivetti.  Search “阿玛尼ar1970价格及图片【A货++微mpscp1993】” from What is Modern? and Olivetti at DAM

Search “阿玛尼ar1970价格及图片【A货++微mpscp1993】”

Summa 19 calculator designed in 1970 by Ettore Sottsass for Olivetti.