Narcisse Lavallée and Marguerite Brochu were married in Manchester, New Hampshire in 1874. Their names were anglicized in the NH Civil Marriage Records. BMS2000 shows they married at St. Joseph Cathedral in Manchester.
name: Nelson Levaley event: Marriage event date: 07 May 1874 event place: Manchester, , New Hampshire age:21 birthplace: Canada estimated birth year: 1853 father: Nelson mother: Matilda spouse: Margaret Broshie spouse's age: 20 spouse's birthplace: Canada spouse's estimated birth year: 1854 film number: 1001279 digital folder number: 4243064 image number: 388
"New Hampshire, Marriage Records, 1637-1947," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/FLDB-QRV : accessed 25 Feb 2013), Nelson Levaley and Margaret Broshie and null, 1874.
This is what BMS2000 has:
Époux: LAVALLEE Nelson Père: Lavallée Nelson Mère: Lavallée Mathilda Épouse: BRUSHIE Margaret Père: Brushie Andrew Mère: Brushie Mary Paroisse: Cathédrale St-Joseph Localité: Manchester Comté: Hillsboro Date: 1874-05-07