What do you know about Jacob Siegel house?

In the Boston-Edison Historic District, built in 1919, the eclectic mansion at 51 West Boston Boulevard is the former home of Jacob Siegel (1841-1924), founder and president of American Lady Corset Company.  One of his sons, Joseph, lived across the boulevard at 610, where a house of similar facade was also designed by Albert Kahn and previously built in 1915.  Part of the Historic Boston-Edison Association's driving/walking tour.  Please do not disturb current resident(s).  The Siegel mausoleum is in Woodmere Cemetery.