Deliveries failed to maintain overnight levels on the forward cottonseeds oilcake market on Wednesday in the process of trading, dealers said. The May contract closed at Rs 1752.80 and it commenced with 20 paisa loss at Rs 1752.60 in the morning session, they said. The July vaida ended at Rs 1850.60 and it also opened with 30 paisa decline at Rs 1850.30, they said.