IBM 729 the tape reel. A 3/4 inch gap between records allowed the mechanism enough time to stop the tape. Initial tape speed was 75 inches per second (2.95 m/s) and recording density was 200 characters per inch, giving a transfer speed of 120 kbit/s. Later 729 models supported 556 and 800 characters/inch (transfer speed 480 kbit/s). At 200 characters per inch, a single 2400 foot tape could store the equivalent of some 50,000 punched cards (about 4,000,000 six-bit bytes, or 3 MByte). The 729 series was superseded by 9 track tape drives introduced with the IBM System/360. The IBM 729 I
House at 729 Dedham Street by a local schoolteacher. The house was listed on the National Register of Historic Places on September 4, 1986. House at 729 Dedham Street The House at 729 Dedham Street is a historic house located at 729 Dedham Street in Newton, Massachusetts. The 1-1/2 story wood frame house was built c. 1855, and is a rare local example of a Greek Revival cottage. It is five bays wide, with its roof line oriented side to side. Below the roof is a wide entablature, supported by corner pilasters. The front entry is flanked by half-length sidelight windows, with sash windows in