What is an milk bottle embossed cow star 1890 that 18 inches tall and 7.5 at the bottom worth?

Condition: The condition of the bottle is very important. Cracks, chips, or other damage can significantly decrease its value.

Rarity: The rarity of the bottle can also affect its value. If the bottle is particularly rare or hard to find, it will likely be more valuable.

Age: The age of the bottle can also be a factor in its value. Older, antique bottles are often more valuable than newer ones.

Provenance: The provenance, or history, of the bottle can also affect its value. If the bottle has a known history or is associated with a famous person or event, it will likely be more valuable.

Demand: The demand for the bottle is also important. If there is a high demand for the bottle, it will be more valuable.