1.   And from the beginning, he has written his manifestoes on the same manual typewriter.

2.   Because The Star could provide him only photocopies of the letters, however, McKasson said he could not determine with certainty that the same typewriter was used.

3.   But it was the same typewriter going back and forth.

4.   Through painstaking work, federal agents know that the Unabomber used the same typewriter to type his threatening letters and the same stapler to fasten those letters together.

5.   Until recently, they also used the same typewriter to write notes taking responsibility for assaults.