Perpetual calendar - Italy - Amphitryon

The item shown in the image is a vintage metal advertising perpetual calendar, made in the 1950s or 1960s.
• Calendar manufacturer: This domed, enamelled model with sliding cursors on the back is typical of the renowned Roy Vercelli factory, which specialised in making tin advertising calendars for shops and workshops.
• Advertiser: It promotes “Amphitryon,” described as a special selection of high-class cloths (“high class cloths special selection”), distributed by “Il Mondo Tessile,” located in Giardinetto at Toledo 82–83, Naples.

It works perfectly.
As you can see in the photos, it has a few small signs of age.

Measurements:
36.5 x 26.5

The item will be carefully packaged and shipped by tracked mail.