If you look on the old tax maps for New York City, you will see that the actual building for the Second Avenue Theatre was on East 1st Street, just behind #19-31 Second Avenue. The long, L-shaped entrance to the theater was at 33-35 Second Avenue.
http://www.historicmapworks.com/Map/US/60914/23++Broadway++E++8th+St+++Second+Ave+++E++Houston+St/New+York+City+1909+Vol+1+Revised+1915/New+York/
If you look on the old tax maps for New York City, you will see that the actual building for the Second Avenue Theatre was on East 1st Street, just behind #19-31 Second Avenue. The long, L-shaped entrance to the theater was at 33-35 Second Avenue. http://www.historicmapworks.com/Map/US/60914/23++Broadway++E++8th+St+++Second+Ave+++E++Houston+St/New+York+City+1909+Vol+1+Revised+1915/New+York/