SOLAR RETURNS: A STUDYA study of tropical versus sidereal solar returns charts, precessed versus nonprecessed tropical solar return charts, solar returns calculated for the birth place, residence, or vacation destinations, and single-chart versus double-chart techniques including correlation to the natal chart. This article was originally commissioned and edited by Noel Tyl and published by Llewellyn Worldwide LTD in "Astrology's Special Measurements: How to Expand the Meaning of the Horoscope," (1993). The information included in this booklet is not included in the book, Planets in Solar Returns: Yearly Cycles of Transformation and Growth (Revised Edition).