COLON ABBREVIATIONS FOR FORENAMES.
A: Augustus. A.. Anna.
B: Benjamin. B.. Beatrice.
C: Charles. C.. Charlotte.
D: David. D.. Delia.
E: Edward. E.. Elizabeth.
F: Frederick. F.. Fanny.
G: George. G.. Grace.
H: Henry. H.. Helen.
I: Isaac. I.. Isabella.
J: John. J.. Jane.
K: Karl. K.. Katharine.
L: Louis. L.. Louise.
M: Matthew. M.. Mary.
N: Nicholas. N.. Nancy.
O: Otto. O.. Olivia.
P: Peter. P.. Pauline.
R: Richard. R.. Rebecca.
S: Samuel. S.. Sarah. {123}
T: Thomas. T.. Theresa.
U: Uriah. U.. Ursula.
V: Victor. V.. Victoria.
W: William. W.. Wilhelmina.
X: Xavier.
Z: Zenas. Z.. Zenobia.

Here C: is used both for Charles and Carlo, H: for Henry, Henri, and Heinrich, and so on. Mr. Dewey for greater distinctness advises the following:

Where : and .. is used in English names, use ; and ., for the German form, and ; and ,. for the French.