Extendable table with modular height - 1950s

Table dating from the 1950s, with the up and down system. This table in position low measures 111cm x 85 cm with a height of 48 cm. In its upper position with its extension, it measures 166 cm x 85 cm with a height of 73 cm. The mechanism is simple, solid and reliable. The tabletop has small scratches without gravity, inherent to its age.