Kodak Vest Pocket Model B, Leather and metal, black bellows, stylus, original manual, and leather case.

The Kodak Vest Pocket Kodak Model B was released in 1925 as a compact, folding camera for 127 film, featuring a new design with a drop-down bed and circular front lens standard. Priced at $7.50, it was produced between 1925 and 1934 and featured a Meniscus Achromatic lens, a simple shutter (I/T), and autographic capabilities, making it a popular, portable choice for photographers. 

Key details regarding the Vest Pocket Kodak Model B (1925):
Design & Features: Unlike earlier models, the Model B used a folding bed design. It was known for its compact nature, often described as fitting into a vest pocket, with a black leather-wrapped metal body. Film & Lens: It utilized 127 roll film to produce 8 exposures of approximately 6 cm x 4 cm, or (2.36\text{\ in}) by (1.57\text{\ in}). The lens was a simple Meniscus Achromatic with two aperture settings, roughly f/11 and f/16.
Operation: The camera featured a “”T/I”” (Time/Instantaneous) shutter, with apertures adjusted by a thumbwheel numbered 1–4. It was an autographic camera, allowing users to write notes on the film’s backing paper.
Variations & Legacy: The Model B was sold in several colors and versions, including models for the Boy Scouts and Girl Scouts, and later served as the basis for the colorful Kodak Petite (1929–33). It was designed for portability, with a focus on ease of use for the amateur photographer. “