Siemens W28 Desk Top Dial Telephone, Metal Case & Bakelite Handset, Black, 1930s
Materials: Pressed steel case, with a diecast Zamak cradle (a Zinc alloy made to higher standards) and Bakelite handset. Condition: Reasonable for its age, but the handset is chipped at the earpiece end - as shown in the final two photos.