From:Thomas Fickau
Subject:RE: crankcase vent Date:Tue Dec 4 21:14:50 2018
Response to:6897
To the best of my knowledge what you have there is a one year (1916) Henderson crankcase breather that has had part of the casting cut off.
The baffle plate that fits under it as assembled properly is pictured in your other posting.
Thomas Fickau

off a 1914 engine, does this look stock or modified?