Ancestry.com. 1850 United States Federal Census [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2009. Images reproduced by FamilySearch.
Original data: Seventh Census of the United States, 1850; (National Archives Microfilm Publication M432, 1009 rolls); Records of the Bureau of the Census, Record Group 29; National Archives, Washington, D.C."
The name is also tricky, but other sources have been fairly easy to find, even though Pettypool is also written as p. Pool and P'Pool.
So if this is me not being able to fine something that's there, Help! Or if it's really missing, where else can i find an online source for this record that might include this household?