OPAC:Department of National Museum-Sri Lanka Search for 'au:"David,Christie.C.H."'

Speed tests In Mental Arithmetic ii

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros Publisher 1929 . 82p;12cm

By David,Christie.C.H. Colombo W.M.A.Wahid & Bros,Publisher 1932 . 76p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros, Publisher 1929 . 90p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros, Publisher 1931 . 92p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 90p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 90p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 118p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,publisher 1929 . 116p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,publisher 1929 . 116p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,publisher 1929 . 59p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 60p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,publisher 1930 . 54p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 50p;12cm

By David,Christie.C.H.. Colombo W.M.A.Wahid & Bros,Publisher 1929 . 60p;12cm