1889 Kölliker A

 
Entwicklung der Haare und Haarwechscl. In: Handbuch der Gewebelehre. Leipzig: Engelmann, 1889 (Fig. 1)

View Figure  		Fig. 1  n, Anlage of sebaceous glands.
 

Message

 
The anlage of sebaceous glands in postnatal life appears as two symmetrically arranged wart-like outgrowths adjacent to the outer sheath.
 

Critique

 
This seems to have been the first description of the mantle.