1. The system of lunar craters, quadrant I;Arthur;Comm. Lunar Planet. Lab.,1963
2. The system of lunar craters, quadrant II;Arthur;Comm. Lunar Planet. Lab.,1964
3. The Measure of the Moon;Baldwin,1963
4. Density and mass distribution of meteorites;Brown;J. Geophys. Res.,1960
5. Nature of the lunar maria;Fielder;Nature,1963