The fact that all children are listed with their ages is most helpful. This book is not widely available in Canada. Even the National Library does not have a copy. However, it can be obtained through the facilities of the Latter-day Saints Family History Centers, as they have microfilm of it in Salt Lake City. The book itself may also be found on interlibrary loan from a few libraries.
Some people remain uncomfortable with children born out of wedlock.
The man had 8 children by each. Family history states that he visited each sister every other night of the week and rested on Sunday. This is an unusual situation, but as every family historian knows, every family has illegitemate children. What may be different now is that these relations are being acknowledged and included in family trees. The recent edition of Debrett's Peerage has added mention of these relatives, much to the relief of the aristocrats of England.