This is a very nice example of this jar. It is an amber 1/2 gallon fruit jar very strongly embossed MASON'S / PATENT / NOV (no period) 30TH / 1858. It has an improved top with a zinc band and a unmarked milkglass insert. The base is unembossed. It is a nice medium orange amber. It is in excellent condition with no chips, cracks or dings. Nice ground lip with normal flaking. These improved lip 1858's are usually attributed to the Ball company. Guarenteed an old jar and not a reproduction. Buyer to pay shipping and $1 packaging.