The following link brings up ambitious plans to extend this GER line beyond Ongar to Dunmow or back to the GER mainline at Chelmsford that never saw the light of day. http://www.urban75.org/london/ongar.html
While a map of the former scheme known as the Central Essex Light Railway is shown on page 7 running up to Haverhill in the PDF below, do anymore details exist on the scheme running from Ongar back onto the GER mainline at Chelmsford? Particularly if the route of the latter was to envisioned running straight from Ongar to Chelmsford or were new stops planned along the way? https://colonelstephenssociety.co.uk/onewebmedia/Colonel 65.pdf
While a map of the former scheme known as the Central Essex Light Railway is shown on page 7 running up to Haverhill in the PDF below, do anymore details exist on the scheme running from Ongar back onto the GER mainline at Chelmsford? Particularly if the route of the latter was to envisioned running straight from Ongar to Chelmsford or were new stops planned along the way? https://colonelstephenssociety.co.uk/onewebmedia/Colonel 65.pdf