This is a vintage scientific illustration, likely from the 18th or 19th century, depicting microscopic organisms observed in a glass jar. The jar is a bulbous shape with a narrow neck and is filled with water and various tiny, plant-like organisms. A hand is shown holding a thin glass tube (likely a pipette) into the jar. Around the jar are detailed drawings of the microscopic organisms, each labeled with letters (a, b, c, etc.). These organisms vary in shape and size, some resembling feathery plumes, others looking like miniature mushrooms, and still others appearing as simple, branching structures. The organisms are rendered in delicate lines and subtle shading, with a focus on their intricate details. The illustration is printed on a cream-colored background, and the overall style is characteristic of early scientific illustrations, emphasizing accuracy and detail. The title 'TAB. LXXVII' is printed at the top of the image.