![](https://coimages.sciencemuseumgroup.org.uk/4/76/medium_thumbnail_a629489.jpg)
Collection of histological slide sections in black box
![Collection of histological slide sections in black box](https://coimages.sciencemuseumgroup.org.uk/505/491/medium_smg00186973.jpg)
Collection of histological slide sections in black box, labelled "P41-99", Hautchen and sections, as used by H.W. Florey
Collection of histological slide sections in black box, labelled "P41-99", Hautchen and sections, as used by H.W. Florey