The challenge of gross malocclusions with the Begg technique.

THE CHALLENGE OF GROSS MALOCCLUSIONS WITH THE BEGG TECHNIQUE Sakai . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 A LABORATORY INVESTIGATION OF THE BOND STRENGTHS OF SOME DENTAL CEMENTS. INCLUDING THREE ZINC POLYCARBOXYLATE CEMENTS .... M a n n i n g . . . . . . . . . . .... .... . . . . . . 94 ORTHODONTIC EDUCATION IN THE UNITED STATES Grewe. Freer and Little . . . . . . EDITORIAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 MUSCLE PRESSURES AND TOOTH POSITION. A REVI'EW OF CURRENT RESEARCH . . . Proffit . . . . . . . . . . . . . . . . . 104 ORTHODONTIC ABSTRACTS AND REVIEWS Godfrey . . . . . . . . . . . . . . . 109 NEWS AND NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 PRESIDENTIAL BRANCH REPORTS . . . . . . . . . . . . . . . . . . 112