Nope, I always strop my Electrics in a straight line. Up and down on a 3" wide strop, and diagonally across on a narrower one.
From Uniclectica:
ELECTRIC
Used by Friedman & Lauterjung, New York City ca. 1873-1890. Moved to Newark, New Jersey from ca 1890-1910. Moved to Walden, New York ca. 1910-1920