Computer modelling of the properties and performance of cement-based materials is complicated by the large range of relevant size scales. Processes occurring in the nanometer-sized pores ultimately tiect the performance of these materials at the structural level of meters and larger. One approach to alleviating thk complication is the development of a suite of models, consisting of individual d...

Thk present volume of the New Sydenham Society is of special interest, as most of the monographs and essays here reprinted are from English sources and are of exceptional interest and value. After some papers bv the late Dr. Braxton Hicks on obstetric subjects, which are of permanent value, we find the essay written in 1840 by Dr. George Bodington on the " Treatment and Cure of Consumption." It...

Thk patient, a young and healthy adult of 18 years of age, got an attack of malignant tertian malaria on 14th November 1924 and got well in four days with oral administration of 10 grs. of quinine sulphate three -times a day. He got another attack of malignant tertian malaria on 29th December 1924, with plenty of rings in each field of his blood smear and a few crescents here and there.. The fe...

Surgical Treatment. -By Israel Bram, m.d. C. V. Mosby Company, St. Louis, 1920. Thk author should entertain no fear that his book may not be tolerated: it rather requires a welcome. The whole subject of Graves' disease is carefully reviewed: no new theories of its pathogenesis are advanced, but the author inclines to the view that the hyperthyroidism of the disease is itself an incidental produ...

Improving science and science education in Third World nations has long been a part of development programs initiated by multilateral agencies, such as the United Nations. But in recent years a new strategy-sciencejtw development—has emerged. Instead of being merely one among many areas targeted for the overall educationrd, social and cultural improvement of a developing country, science is beg...