Types Ludwig & Mayer Tipos | Portfolio catalogue type specimens, probably 1950s

Types Ludwig & Mayer Tipos.

Portfolio catalogue of 20 pages including, in the rear folder flap, sixteen examples of type specimens as printed ephemera (some duplicates, see below), undated, probably 1950s:

Specimens leaflets included, are:
Erbar bold
Erbar bold condensed
Erbar medium italic
Erbar bold italic
Erbar extra medium
Phosphor bold
Primadonna (2 of the same)
Largo bold
Allright
Sketch
Copperplate
STOP
Miracle
Mona Lisa (2 of the same)

Although the brochure also mentions the following typefaces, there are no small leaflets for these types. We are unsure whether or not they would have been included within the folder originally:

Erbar medium
Erbar medium condensedCandida italic
Candida roman
Candida medium condensed
Candida bold
Express
Charme
Allegor
Slogan

Multi-language. 

Fair condition. The leaflet specimens are in generally good condition. The portfolio cover shows signs of wear. The folder part of the portfolio has bumped corners and the holder area is coming away from the back of the folder. The spine of the folder is damaged. Please see photos.

Portofolio is 30 x 20.5 cm