Surface mail is included in the price.
No free replacement journals will be sent to countries outside the EU unless air mail charges are paid as below. Credit card payments are accepted. The journals are published alternate months from February, i.e. six issues per year. Journals must be ordered on a calendar year basis. The objects of the Society of Glass Technology are to encourage and advance the study of the history, art, science, design, manufacture, after treatment, distribution and end use of glass of any and every kind.