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(Koch, L.), Object carriers with vertical rlisplacement for the Jung microtome 



(Journ. R. Microsc. Soc. 1890 pt. 5 p. 662; cfr. Botan. Centralbl. Bd. XL, 



1889, p. 283; auch diese Zeitschr. Bd. VII, 1890, p. 165). 

 Ognjannikow , J. J. , Mit Benzin geheizter d'ÄRsoNVAi/scher Thermostat 



(Wratsch 1890, No. 32 p. 725 [Russisch]). 

 (Pell, A.), CoUecting bottle for Rotifers (Journ. R. Microsc. Soc. 1890 pt. 4 



p. 524; cfr. The Microscope vol. X, 1890, p. 151). 

 (Ranvier, L.), New method for examining microscopically the elements and 



tissues of warm-blooded animals at their physiological temperature (Journ. 



R. Microsc. Soc. 1890 pt. 5 p. 672; cfr. Comptes rendus de l'Acad. des Sc. 



Paris, t. CXI, 1890, p. 686 ; diese Zeitschr. Bd. VII, 1890, p. 486). 

 (Reyburn, R.), An easily constructed hot-stage (Journ. R. Microsc. Soc. 1890 



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 (v. Sehlen, D.), Test-tube holder for microscopical investigations (Journ. R. 



Microsc. Soc. 1890 pt. 4 p. 525 ; cfr. diese Zeitschr. Bd. VII, 1890, p. 17). 

 (Shimer, H.), Cheap boxes for slides (Journ. R. Microsc. Soc. 1890 pt. 5 p. 666; 



cfr. Amer. Monthly Microsc. Journ. vol. XI, 1890, p. 106). 

 (Walker, J.), Useful collecting device (Journ. R. Microsc. Soc. 1890 pt. 4 



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b. Präparationsmetlioden. 



Friedlaender , B. , Notizen zur Conservirungstechnik pelagischer Seethiere 

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(Koch, L.)i Imbedding vegetable preparations in paraffin (Journ. R. Microsc. 

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Kühne, W. , Kieselsäure als Nährboden für Organismen (Zeitschr. f. Biol. 

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(Moore, V. A.), Preparation of nutritive agar (Journ. R. Microsc. Soc. 1890 

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(Pease, F. N.)j Finishing baisam mounts (Journ. R. Microsc. Soc. 1890 pt. 4 

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(Rabinovicz, J.), Fixing sections with uncoagulated albumen (Journ. R. Mi- 

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Riederer, L., Enclosing sections in collodium (Journ. of the New York Microsc. 

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Schmidt, G., Verfahren, kleinere Thiere zur besseren Ansicht im Glase zu 

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