Don't have your e-mail address, but have census page online.
D. Morphy is 34 and an auctioneer
Louisa is 32
Mathilda is 7
Alfred is 3
Albert is 1 month old.
Per census, all were born in Louisiana. They were living in Orleans Parish. Following info is from another New Orleans website rootsweb.com/pub/usgenweb/la/orleans Numbers are the volume and page numbers for the births.
Morphy Alfred Eugene Diego Eugene Louise Emilia Grivot M W 12/09/1847 20 89
Morphy Louis Albert Diego Eugene Louise Emilia Grivot M W 08/03/1850 20 90
Morphy Mathilde Ophelia Diego Eugene Louise Emilia Grivot
F W 11/06/1843 20 89
Morphy Louise Camille Diego Eugene Louise Emilie Grivot F W 05/16/1852 20 90