DOE survey of No's 1 & 2 East Bay. Grade II. C15 east cross wing with remains of screens, main block rebuilt C17, with C17 and C18 wings at the rear. Two storeys, attics and cellars, front of pebble dash plaster, 3 window range of double hung sashes, the roofs tiled. The ground floor is much altered and has a garage and shop, beneath projecting upper storey; the 4 centred head of an original doorway is incorporated in a window. The heavy beams of the former partitions of the screens remain inside the garage. Remains of original roof construction.<1>

RCHME survey of 1 & 2 East Bay. The east half of the front block is a wing of a 15th century house, including the 'screens'. The rest of the block was rebuilt in the 17th century and there are 17th and 18th century wings at the back. The upper storey projects in front and below it is an original doorway with a four centred head. Inside the building the 'screens' are now represented only by the heavy beams of the former partitions. There are remains of the original king post roof.'<2>

During restoration work on Portreeve's House in late 1975, the frame was completely exposed and the frame was recorded by the Colchester Excavation Committee. The house was found to be 15th century with later modernisation.<3>