"Conversations about old miniatures" is an interesting book written by the author J. J. Foster (Joshua James Foster), which opens to the reader the fascinating world of miniature art of past eras. In each chapter, the author talks about the delicacy and detail of the miniatures, reveals their history and importance in a cultural context. The book is an excellent source of knowledge for anyone interested in art and history, helping to enrich the understanding of the sophistication of the art of past centuries.