Interaction of a moving charge and toroidal coil [and reply]

The author comments on two papers (see ibid., vol. 146, no. 3, pp. 128-134 and vol. 147, no. 1, pp. 15-18). He suggests that although the papers provide a most interesting and stimulating study of a difficult problem and make a very useful analysis of the details, some of the conclusions are open to question. Reply by the author of the original paper is appended