{"product_id":"vintage-detecto-cast-iron-postal-letter-shipping-balance-scale-16-oz-air-mail-usa","title":"Vintage Detecto Cast Iron Postal Letter Shipping Balance Scale 16 Oz Air Mail USA","description":"\u003cp\u003eVintage Detecto cast iron postal letter shipping balance scale featuring an original postal rate chart effective January 1, 1955. This collectible United States mail scale is an excellent piece of postal history and is ideal for collectors of antique office equipment, shipping memorabilia, country store displays, and industrial décor.\u003c\/p\u003e\n\u003cp\u003eThis is a pre-owned vintage Detecto balance scale constructed from heavy cast iron with its original black painted finish. The front retains the printed postal rate chart marked \"Chart 1501 Eff. 1-1-55,\" displaying First Class, Air Mail, Parcel Post, and other historical U.S. Postal Service rates. The sliding counterweight and graduated beam remain intact, making this an attractive display piece with authentic mid-century character.\u003c\/p\u003e\n\u003cp\u003eCondition is pre-owned with visible surface rust, paint loss, scratches, oxidation, and age-related wear consistent with decades of use. The postal chart remains legible with expected discoloration and edge wear. Functional accuracy has not been tested and the scale is being offered primarily as a vintage collectible or display item.\u003c\/p\u003e\n\u003cp\u003eManufactured from durable cast iron, this mechanical balance scale was designed for accurately weighing letters and small parcels before the widespread use of electronic postal scales. Its industrial styling makes it equally suitable for farmhouse, office, general store, or postal-themed décor.\u003c\/p\u003e\n\u003cp\u003eVintage postal scales have become increasingly popular with collectors because they preserve an important era of American mailing history while showcasing the craftsmanship of precision mechanical instruments.\u003c\/p\u003e\n\u003cp\u003eDid You Know? Before digital scales became standard, mechanical postal balance scales like this were used daily in post offices, businesses, and shipping departments to calculate postage based on official postal rate charts.\u003c\/p\u003e\n\u003cp\u003eDisclaimer: This is an authentic Detecto item. Detecto is a trademark of its owner. California Auction Company is not affiliated with or endorsed by Detecto. This item was sourced legally through secondary markets, estate or yard sales.\u003c\/p\u003e","brand":"California Thrift \u0026 Collectibles","offers":[{"title":"Default Title","offer_id":46773361279175,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/4633\/4407\/files\/ChatGPTImageJul12_2026_05_47_45PM.png?v=1783903690","url":"https:\/\/209marketplace.myshopify.com\/products\/vintage-detecto-cast-iron-postal-letter-shipping-balance-scale-16-oz-air-mail-usa","provider":"California Thrift \u0026 Collectibles","version":"1.0","type":"link"}