"Methylene Blue" pharmacy bottle - Early 20th century

Vintage small amber glass pharmaceutical bottle with its original handwritten paper label indicating "Methylene Blue". Old pharmacy label with decorative blue border, with handwritten ink.

Methylene blue, discovered in 1876, is a chemical compound used in laboratories as a dye, particularly in microscopy and histology, as well as in some old pharmaceutical preparations. This bottle retains its original contents and its old cork stopper.

✦ Estimated period: Early 20th century (circa 1900-1930)
✦ Provenance: Old pharmacy / laboratory
✦ Dimensions: approx. 10 × 3.5 cm
✦ Material: Amber glass, handwritten paper label
✦ Condition: Good overall condition, signs of use and age, original label with stains and small wear. Old cork stopper present.

Old laboratory and pharmacy bottle, an interesting testament to the chemical preparations and pharmaceutical dyes used in the early 20th century.