Johannes Hevelius and his worldRichard L. Kremer, Jarosław Włodarczyk · First published 2013Open the Tome
Study, measure, experimentDavid Pantalony, Richard L. Kremer, Francis J. Manasek · First published 2005Open the Tome
Letters of Hermann Von Helmholtz to His Wife, 1847-1859 (Boethius)Richard L. Kremer · First published 1990Open the Tome
