There is an inter-war postcard on eBay of a small crowd next to and swimming in Vange Creek at http://www.ebay.co.uk/itm/Essex-PITSEA-bathing-in-the-creek-River-scene-people-houses-1940s-50s/222573474402?_trksid=p2047675.c100623.m-1&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D2%26asc%3D20160323102634%26meid%3D2d342f0635a6488d946cc10a166db5be%26pid%3D100623%26rk%3D1%26rkt%3D4%26sd%3D222582523623