Allan, as mentioned,  I believe the Salmon custom bodied Tickfords doorhandles  are 5" and the SA Saloons (made by Abingdon) were 4". This info is based on the following SAs I have owned or still own. ....SA0859 Tickford, SA1569 Tickford, SA2252 Tickford, SA2333 Tickford, and SA2248 & SA2184 Saloons...

Hi Allan,  The 5 inch handles were common for the TA, TB, VA, and SA Tickfords.  Not sure about the WA Tickford, but likely for that  one as well.   The Saloons had different handles, also different 'bases'.  The Tickfords had octagonal bases (escutcheons?)  but were positioned vertically. Someone i...