(21 Jan 2018, 9:43 pm)Malarkey wrote Error on Dan's part I reckon as the rest of the batch were painted at the same time, 5320-24 went into Silver for the 61 with 5325 to 5327 going Gold for the 35/36.
A post from December 2014, again by Dan, mentioned that 5326 was to be repainted again, suggesting that the silver repaint did indeed take place.