April 9 – In History
| 1865 – General Robert E. Lee surrendered at Appomatox |
| Baby Massage Day * |
| 1872 – J. R. Percy patents dried milk |
| 1883 – 1st municipal public Library in Petersborough NH # |
| 1865 – General Robert E. Lee surrendered at Appomatox |
| Baby Massage Day * |
| 1872 – J. R. Percy patents dried milk |
| 1883 – 1st municipal public Library in Petersborough NH # |