How to contact us for information and ordering We encourage you, if new to us, to make personal contact. We would like to learn more about your interests in hopes of serving you better. Please feel free to order by telephone, fax, or e-mail. If by telephone, we return calls promptly and will be happy to answer any question should you leave a message. All items are offered subject to prior sale. Transportation charges are extra. Terms are: net 30 days, payable in U.S. funds. Institutions are billed according to their requirements. Customers unknown to us may pay pro-forma by check, bank transfer, or credit card. Massachusetts residents please add 5% sales tax We accept MASTERCARD and VISA All items are carefully described. A return may be made for any reason, but only on condition that prompt notification (within seven days of receipt of item) is given beforehand, and that the item is promptly and carefully dispatched. We conduct business through: catalogues individualized special quotes visits by appointment the internet   The majority of our stock, for the foreseeable future, will not automatically be on the internet. We will continue to do business, as we always have, on a personalized basis, and so we encourage you to communicate your interests.