Original vintage porcelain enamel advertising sign for. Ralson Nylon Tyres, featuring bold red and black Hindi lettering and the classic Ralson “R” crest logo. The sign promotes Ralson’s durability slogan. “Mahino Nahi, Saalon Chalein”. (Lasts for years, not months). With its clean yellow and white background and realistic tyre illustration, this is a fine example of mid-century Indian enamel advertising art associated with one of India’s most popular tyre brands. Product: Nylon Tyres for Bicycles. Material: Porcelain enamel on metal. Type: Advertising board sign. 24 x 8 inches (61 x 20 cm). Colors: Red, yellow, black, and white. Era: Mid to late 20th century (circa 1960s-1980s). Origin: Made in India. Category: Vintage Indian advertising sign / enamel tyre board. Condition: Minor enamel losses and rusting at edges and mounting holes, consistent with age.