1. History of Nebulae and clusters of stars;Airy;Monthly Notices of the Royal Astronomical Society,1836
2. On the application of a camera lucida to a telescope;Babbage;Monthly Notices of the Royal Astronomical Society,1836
3. The development of photography in astronomy (part 1);Barnard;Science, New Series,1898
4. The future of stellar photography: Extract from a letter written in 1857 to Wm. Mitchell [1857a];Bond;Publications of the Astronomical Society of the Pacific,1890
5. Photographical experiments on the positions of stars;Bond;Monthly Notices of the Royal Astronomical Society,1857