41st St. Elevation, Looking N.E. [Lincoln Building construction.]

41st St. Elevation, Looking N.E. [Lincoln Building construction.]

Starting Steel Work - Looking N.E. [Lincoln Building construction.]

Madison Ave. Portion - Looking N.E. [Lincoln Building construction.]

41st St. Side - Looking N.E. [Lincoln Building construction.]

Starting Steel Work - Looking S.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

42nd St. Elevation - Looking S. E. [Lincoln Building construction.]

42nd St. Elevation - Looking S.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

42nd St. Elevation, Looking S.E. [Lincoln Building construction.]

41st St. Elevation - Looking N.E. [Lincoln Building construction.]