There’s this one
Charles Creighton Mantell
March Q 1890
Birmingham
Vol 6D page 57
Mother’s maiden name Wilson
Death registration in 1975 with birthdate of 25 December 1890
Possible marriage in Preston of Charles Mantell to Annie Eliza Wilson in 1884
These are the correct people:
Charles Creighton Mantell b.28 Dec 1889 b'ham d. 28 Jun 1975 Rubery hospital, never married
His father Charles Mantell b. 1858 b'ham d. 3 may 1926 b'ham m. Oct 1884 Peston to Annie Eliza Wilson
His grandfather Charles Mantell b.1820 Hopton Wafers d.sometime after 1891 m. Pricilla Bennett
His great grandfather James Mantell b.1771 Cleobury Mortimer d. Sometime after 1851 m Sarah (possibly last name ew)
Then we have:
Joan Lily Mantell b.21 Oct 1918 B'ham d.28 Sep 1985 Malvern, m.18 Sept 1939 Harold Maurice Trigg
Her father Henry Mantell b.5 Oct 1872 B'ham d.17 May 1944 B'ham m.31 Jan 1917 Marie Turbefield
Her grandfather Henry Mantell b.abt 1845 B'ham d.Jul 1927 B'ham m. 25 May 1871 Carrs Lane Capel, Birmingham to Catherine Alexander
Her great grandfather as given on Henry and Catherine's marriage certificate is Thomas Mantell, deceased, Millwright
I haven't had chance to evaluate or log any of the info found on this thread yet but lots of it looks like it might be helpful.