Pray the Office
You can pray the old office by visiting Divinum Officium.
The link above will bring you directly to the Divino Afflatu calendar view.
Or, you can check out these scans of the 1942 Breviarium Romanum:
New Liturgical Movement has published an excellent overview of the office reforms.
The Little Offices are a set of liturgical or para-liturgical devotions that previously sustained the faithful.
We are working on digitizing a number of these little offices, and the completed ones are listed below.
Little Office of the Sacred Heart