How about this, based on current running times over segments, added to the New York / Chicago mix....?
| /|\
\|/ |
Train No. 41 ET Train No. 40
5:10 PM Lv NEW YORK Ar 11:15 AM
5:27 PM Newark 10:53 AM
6:02 PM Trenton 10:18 AM
6:30 PM Ar Philadelphia Lv 9:50 AM
6:42 PM Lv Philadelphia Ar 9:35 AM
7:05 PM Paoli 9:10 AM
7:45 PM Lancaster 8:30 AM
7:59 PM Elizabethtown 8:16 AM
8:20 PM Ar Harrisburg Lv 7:55 AM
8:30 PM Lv Harrisburg Ar 7:45 AM
9:40 PM Lewistown 6:34 AM
10:16 PM Huntingdon 5:28 AM
10:42 PM Tyrone 5:02 AM
11:00 PM Altoona 4:46 AM
11:54 PM Johnstown 3:52 AM
12:35 AM Latrobe 3:11 AM
12:46 AM Greensburg 3:01 AM
1:35 AM Ar Pittsburgh Lv 2:20 AM
1:45 AM Lv Pittsburgh Ar 2:05 AM
3:25 AM Alliance 12:21 AM
4:36 AM Ar Cleveland Lv 11:10 PM
4:45 AM Lv Cleveland Ar 11:01 PM
5:15 AM Elyria 10:31 PM
5:48 AM Sandusky 9:58 PM
6:40 AM Ar Toledo Lv 9:06 PM
6:50 AM Lv Toledo Ar 8:56 PM
8:04 AM Waterloo 7:42 PM
8:57 AM Elkhart 6:49 PM
9:17 AM South Bend 6:29 PM
CT
10:05 AM Ar CHICAGO Lv 4:00 PM
$$$
I didn't research what impact it would have on any current schedules, or connections....just an excersize to see what a modern "Broadway Limited" might look like...