I.on^iliHlinal scdion of kernel of \ello\\ ileiU inai/c. LT) (lavs after iJoUinalion. 

 Ciaf III; clioxan-leniarv bulvl alcohol; plioioj^raphed al S\ with li S: L IS mm. 

 Micro Tessar objective; reiModiued ;it UiX. 



