Perpetual calendar - Italy - Perpetual calendar

Wall perpetual calendar – F.lli Primo Metalli – Milan
Italy, mid-20th century (circa 1940s–1950s)

Rare and fascinating wall advertising perpetual calendar, made of stamped sheet metal with a shaped frame and plastic inserts. The item bears the mark F.lli Primo Metalli, a historic Milanese company, with the address Viale Elvezia 22 – Milan and an old telephone number, elements that confirm its promotional use and the time period.

The calendar features a sober and functional design, typical of Italian post-war industrial design, with embossed characters and an authentic patina caused by age. In the center is the selection system for the day of the week and month, through interchangeable windows. There is also a secondary graphic mark with the wording 'Commercio Qualificato,' a decorative and identifying element of the era.

Materials and construction
Main structure made of painted metal.
Integrated perimeter cornice
Central inserts and cursors made of plastic or synthetic material.
Silkscreen printing and embossed characters.

Condition

The item is in original condition, not restored.
They are visible:
widespread oxidations
signs of wear
Aloni and the patina of time
Minor signs and abrasions consistent with age.

These features do not compromise the charm of the object; on the contrary, they enhance its authenticity and collectible value, making it ideal for industrial or vintage environments or as a collectible advertising item.

Dimensions
Approximately 35 x 25 cm

The input is a dash character, which does not require translation.

Usage instructions

The calendar is of the perpetual type, so it can be used every year.
1. Select the desired month by scrolling or rotating the dedicated window.
Set the corresponding day of the week.
The calendar does not require annual updates, as it is designed for continuous use.

The object was originally designed as a functional calendar for office or laboratory use, but today it is particularly appreciated as a decorative and collectible item.

The input is a dash character, which does not require translation.

DESCRIPTION (ENGLISH)

Perpetual wall calendar – F.lli Primo Metalli – Milan
Italy, mid-20th century (circa 1940s–1950s)

Rare and charming perpetual advertising wall calendar, made of pressed metal with shaped frame and plastic inserts. The calendar bears the name F.lli Primo Metalli, a historic Milanese company, complete with original address Viale Elvezia 22 – Milan and vintage telephone number, confirming its promotional purpose and historical context.

The design is sober and functional, typical of Italian post-war industrial aesthetics, featuring embossed lettering and an authentic aged surface. The central section houses the manual system for selecting the day of the week and month through interchangeable display windows. A secondary graphic mark reading “Commercio Qualificato” is also present, characteristic of the period.

Materials and construction
Main structure in painted metal
Integrated perimeter frame
Central sliders and inserts in plastic / synthetic material
Screen-printed details and embossed lettering

Condition

The calendar is in original, unrestored condition.
Visible features include:
surface oxidation
Signs of wear
Age-related patina
Minor abrasions and marks consistent with its age.

These elements enhance the authenticity and character of the piece, making it highly desirable for collectors of vintage advertising and industrial design.

Dimensions
Approx. 35 x 25 cm

The input is a dash character, which does not require translation.

Instructions for use

This is a perpetual calendar, designed to be used year after year.
Select the desired month using the dedicated window.
Set the correct day of the week.
No annual replacement or updating is required.

Originally intended for offices, workshops, or commercial spaces, today it is also valued as a decorative and collectible object.