old school wall chart: Mendeljev's Periodic Table of Elements

Description

A large vintage school wall chart: "Periodic Table of the Elements" (Mendeleev's table).
An IVAC edition, likely dating from the late 1950s or early 1960s, given that element 102 (No) was discovered in 1958 and element 103 (Lw) in 1961. Painted on canvas. In relatively good condition considering its age; there is some damage at the top, with repairs made to the back.
Height 144 cm, width 193 cm (207 cm including wooden rods).