the new mortar holding together the pecans of gentrification in this urban pie are the hard-working men and women , now restoring the so-called horse cottages of pantaloon corners , an architectural style of the 1870s , that described a multi-family dwelling with a very high and long hallway that ran the length of the housetall and straight enough for a horse and rider to navigate it ( though whether one would remains a source of some debate among historians ) , providing interior hallways for the two or three apartments within .