286 SHORT BIBLIOGRAPHY 



Dyson, J. (1949) A unit-magnification optical system for the attainment of long working 



distances in microscopy. Proc. Phys. Soc. Loud. 62, 565. 

 Dyson, J. (1950) An interference microscope. Proc. Roy. Soc. A204, 170. 

 Dyson, J. (1952) An interferometer for opaque objects. Proc. Roy. Soc. A216, 493. 

 Elias, C. (1959) Interferencia por polarizagao aplicada a medidas dos indices de refra?ao 



em microscopia. Instituto de Biofisica, Rio de Janeiro. 

 Faust, R. C. (1952) Multiple beam interference microscopy. Proc. Roy. Soc. 11,2 



240. 

 Foster, L. V. (1938) Polarizing vertical illuminator. J. Opt. Soc. Amer. 28, 124. 

 Franqon, M. (1952) Contraste de phase et contraste par interferences. Rev. Opt. 



(theor. instrum.). 

 Francon, M. (1954) Le microscope a contraste de phase et le microscope interferentiel. 



Editions du Centre National de la Recherche Scientifique, Paris. 

 Francon, M. (1957) Polarization apparatus for interference microscopy and macroscopy 



of isotropic transparent objects. /. Opt. Soc. Amer. 4,1, 528. 

 Frederikse, a. M. (1933) Mikroskopische Beobachtung lebender Zellen. Acta. Brev. 



Neerl. Physiol. 3, 121. 

 Gabler, F. (1952) Das Phasenkontrastverfahren und seine Anwendung in der Anflicht- 



mikroskopie. Mikroskopie, 7, 43. 

 Gabler, F. (1953) Moderne Methoden der Mikroskopischen Untersuchung von Me- 



talloberflachen. Metall 7, 401. 

 GooDBODY, A. M. (1957) The influence of condenser aperture on the resolution of 



a pair of parallel lines. Proc. Phys. Soc. Loud. 70, 361. 

 Grehn, J. (1959) Das Durchlicht-Interferenz-Mikroskop als ein Instrument des Biolo- 



gen. Leitz-Mitteilungen fiir Wissenschaft und Technik. Band I, Heft 2, page 35. 

 Grey, D. S. and Lee, P. H. (1949) New series of microscope objectives. J. Opt. Soc. 



Amer. 39, pp 719, 723. 

 Grey, D. S. (1950) New series of microscopes objectives. J. Opt. Soc. Amer. 40, 283. 

 Hartley, W. G. (1947) A variable phase-contrast system for microscopy. Nature, Lond. 



159, 880. 

 Hopkins, H. H. (1953) A note on the theory of phase-contrast images. Proc. Phys. Soc. 



Lond. 66, 331. 

 Ingelstam, E. and Johansson, L. P. (1958) Correction due to aperture in transmission 



interference microscopes. J. Sci. Instrum. 35, 15. 

 Jelley, E. E. (1949) Microscopy. Physical methods of Organic Chemistry. Interscience, 



N. Y., p. 847. 

 Johansson, L. P. ( 1 957) An interference microscope for rapid measurements of biological 



objects. Cytochemical methods witli quantitative aims. Academic Press, N. Y., p. 158. 

 Johnson, B. K. (1949) A compound reflecting microscope of high aperture for use in 



ultraviolet light. J. Sci. Instrum. 26, 148. 

 Johnson, B. K. (1949) An achromatic microscope objective for use with ultraviolet 



light. J. Sci. Instrum. 26, 193. 

 JUPNIK, H., OsTiRBERG, H. and Pride, G. E. (1946) Phase microscopy with vertical 



illumination. J. Opt. Amer. Soc 36, 710. 

 Kastler, a. and Montarnal, R. (1948) Phase-contrast in polarized light. Nature, 



Lond. 161, 357. 

 King, R. J. and Roe, E. M. F. (1954) Photomicrography with the Burch reflecting 



microscope. J. R. Micr. Soc. 74, 64. 



