 | New York (State). - 1893 - 68 стор.
...nor shall the treads exclusive of nosing be less than ten and onehalf inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. All such staircases shall connect directly with the common place of exit and entrance or other exterior... | |
 | New York (N.Y.) - 1901 - 186 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | Brookline (Mass.). - 1903 - 142 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | Portland (Or.) - 1905 - 688 стор.
...shall the treads, exclusive of nosings, be less than ten and a half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | 1905 - 468 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | 1905 - 274 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Stairways, number and width of. staircases, with direct exterior outlets provided for eadh gallery... | |
 | Troy (N.Y.). - 1906 - 72 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | San Francisco (Calif.) - 1906 - 130 стор.
...height, nor shall the treads, exclusive of nosings, be less than 10% inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | New York (N.Y.) - 1907 - 462 стор.
...shall the treads, exclusive of nosings, be less than ten and one-half inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
 | San Francisco (Calif.) - 1907 - 760 стор.
...height, nor shall the treads, exclusive of nosings, be less than 10£ inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. Where the seating capacity is for more than one thousand people, there shall be at least two independent... | |
| |
... inches wide in straight stairs. No circular or winding stairs for the use of the public shall be permitted. 
