This is an antique aqua glass bottle, likely dating from the early 20th century (roughly 1910–1930).

Key Characteristics

Embossing: It is embossed with "Original Julius Marcus Quality."

Material: It is made of aqua glass, a common color for pharmacy and chemist bottles of the era

Between 1910-1930

Julius Marcus Quality was a brand of the Julius Marcus Co., a manufacturer that specialized in alcoholic and non-alcoholic cordials, liqueurs, and flavoring extracts.

Active primarily in the late 19th and early 20th centuries, the company produced a wide variety of beverage-related products, including:

Liqueurs and Cordials: Notably Kuemmel (a caraway-flavored liqueur), fruit-flavored cordials, and various spirits.

Flavoring Compounds: During Prohibition (1920–1933), the company shifted its focus to non-alcoholic items like the "All In One Flavoring Compound" found in similar vintage triangular bottles.

Fruit Extracts: The company was known for its "Julius Marcus Laboratories" line, which produced various fruit extracts and food products starting in the late 1920s.