Hi Nev,
Do any of these events help?
ELLIOTT Elizabeth Chr. 27 Sep 1772 Henry/Mary Ospringe PR BT
ELLIOTT Henry C 18 Sep 1774 Henry/Mary Ospringe PR BT
ELLIOT Mary C 08 Mar 1778 Henry/Mary Ospringe PR BT
ELLIOTT Sarah C 30 Nov 1788 Joseph/Ann Faversham BT
ELLIOTT William Henry C 03 Nov 1790 Joseph/Ann Faversham BT
ELLIOTT John C 16 Oct 1792 Joseph/Ann Faversham BT
ELLIOTT John Born 16 Oct 1792 Joseph/Ann Faversham Partridge Lane Independent Church Records
ELLIOTT Robert C 06 Nov 1794 Joseph/Ann Faversham BT
ELLIOTT Robert Born 06 Nov 1794 Joseph/Ann Faversham Partridge Lane CR
ELLIOT Ann C 11 Nov 1796 Joseph/Ann Faversham BT
ELLIOT Mary Ann C 11 Oct 1801 Joseph/Ann Faversham BT
ELLIOT Mary Ann C 19 Sep 1802 Henry/Mary Faversham BT
ELLIOT Henry C 14 Apr 1805 Henry/Mary Faversham BT
ELLIOTT Mary C 30 Jan 1807 Henry/Mary Faversham BT
ELLIOT Joseph C 25 Dec 1808 Henry/Mary Faversham BT
ELLIOT Mary Ann Chr 07 Jul 1811 Henry/Mary Faversham BT
ELLIOTT Edward C 26 Dec 1813 Henry/Mary Faversham BT
ELLIOTT Sarah C 23 Nov 1828 Henry/Mary Faversham BT
ELLIOTT Catherine C 10 Apr 1835 Henry/Mary Faversham BT
ELLIOT Henry MILLSTED Mary M 16 Nov 1816 both of this parish, both single - banns. Wit: Samuel Bridgelands/John Lott Ospringe PR BT
ELLIOTT Joseph Burial 20 Dec 1826 64 (bc 1762) Faversham PR BT
Note that Joseph, Sr. appears to have christened at least 2 of his children at Partridge Lane Independent.
Could Joseph Jr. have become known as Henry in order to differentiate himself from his father, or is this Henry of circa 1800 the son of the Henry at Ospringe?
Lastly, Elliott was a big surname in Quaker records but unfortunately your Josephs do not show up in the Kent Quarterly Digest. You might want to try searching the Quaker records online at
http://aol.bmdregisters.co.uk/index.phpRegistration is required to search but it is free. Minimal search results are also free but to do advanced searching and to view images one must subscribe.
Regards,
Susan