I can barely get the first and third points.
The first seal is incomplete. Complete explanation: Don. This is the collection seal of collector Geng in the early Qing Dynasty. See the picture below for the complete impression.
The third seal is the seal of Chen, a calligrapher and collector in the early Qing Dynasty. Interpretation: Sun of King Wulie in Bohai Sea. See the figure below for the original print.