1. THE NETHERLANDS
The Dutch society of collectors of weights & measures, in Dutch called: de Gewichten en Maten Verzamelaars Vereniging, was founded in 1973. The society has well about 190 members. The collections concern old weights, measures and weighing instruments. A very limited number of the members collects letter scales. Yearly the society organizes six meetings for the members to buy, sell, exchange and gather information. Besides, the society runs an extensive, continuously growing, specialized library. To members lending literature about their field of collecting is free. Regularly the GMVV organizes a lecture or a small exhibition. Besides, at two of the six meetings mentioned, auctions are held. Members can put up their objects for auction, and can add to their collections by buying. The list of the auction, with short descriptions, is send to the members in good time. Four times a year members receive the magnificent loose-leaf society-magazine: Meten & Wegen. For the collectors of weights, measures and or weighing instruments, it contains readable articles about domestic and foreign weights, cubic measures, linear measures, coin weights and coin boxes, weighing scales and also specific letter scales. It contains a questions column, an advertisements corner -free to members-, and a column on new library acquisitions. Also a regular column is given to the articles and main news in the corresponding magazines abroad. Besides, interesting auctions, exhibitions, internet addresses are published.
The annual membership fee for members abroad is Euro 50.00. This is inclusive a subscription to the quarterly magazine Meten & Wegen. Because of lower postal costs, local members pay a fee of 35 Euro. For more information:

2. GERMANY
The German collectors are assembled in: Mass und Gewicht, Verein für Metrologie. This society was founded in 1987. The society has about 290 members in fifteen different countries. The Germans also publish a magnificent loose-leaf society-magazine named: Mass und Gewicht Zeitschrift für Metrologie. The framework of the magazine is similar to the Dutch Meten & Wegen. The magazine is present in the GMVV library. The German society owns a comprehensive library. A list of the library collection is available at the GMVV. The annual membership fee for people inside Europe is 35 Euro. For people outside Europe, the fee is 45 Euro, this because of higher postal costs. The fees are inclusive a subscription to the quarterly magazine Mass und Gewicht.
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3. UNITED STATES of AMERICA and EUROPE
The American collectors of weights and measures are assembled in the International Society of Antique Scale Collectors. The originally American society was founded in 1976. In 1993 the society was extended with ISASC Europe. This European branch was dissolved in March 2020. The society publishes the quarterly magazine EQUILIBRIUM. This magazine focuses more on scales. It is present in the GMVV library. The annual membership fee, inclusive a subscription to the quarterly magazine, is $78.00 (US Dollars) per year via PayPal, or via Check $75.00 per year. For people outside the U.S.A. it's $108.00 (US Dollars) per year via PayPal, or via Check $105.00 per year. (That is $30.00 more because of higher costs of postage). Payment for two or three years gives some discount.
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