Photographic observations of minor planetsG. H. Peters · 1907

Photographic observations of minor planetsJoel H. Metcalf · 1911

Photographic observations of minor planetsH. E. Wood; K. V. D. Spuy · 1912

Photographic Observation of Minor PlanetsH. E. Wood · 1924

Photographic Observations of Minor PlanetsH. E. Wood · 1925

Photographic observations of minor planetsH. E. Wood · 1926

Photographic Observations of Minor PlanetsC. J. Jackson; E. L. Johnson; H. E. Wood · 1928

Photographic Observations of Minor PlanetsH. E. Wood · 1928

Photographic observations of Minor PlanetsH. van Gent; C. Jackson; H. E. Wood · 1930

Photographic observations of Minor PlanetsH. van Gent; C. Jackson; H. E. Wood · 1930

Photographic observations of minor planets and cometsC. Jackson; H. Van Gent; H. E. Wood · 1929