Gibson-Hill 1953, pp. 149, 157–158, 172. Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Gibson-Hill 1953, pp. 159–160. Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Douglas 1948, pp. 17–18. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479
Douglas 1948, p. 118. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479
Douglas 1948, p. 118; Gibson-Hill 1953, p. 161. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Coope 1947, pp. 126–128. Coope, A.E. (1947), "The Floating Cannon of Butterworth", Journal of the Malayan Branch of the Royal Asiatic Society, 20 (1): 126–128, ISSN0126-7353, JSTOR41560008
Gibson-Hill 1953, pp. 149, 157–158, 172. Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Gibson-Hill 1953, pp. 159–160. Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Douglas 1948, pp. 17–18. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479
Douglas 1948, p. 118. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479
Douglas 1948, p. 118; Gibson-Hill 1953, p. 161. Douglas, Dato F. W. (1948), "The Penang Cannon, Si Rambai", Journal of the Malayan Branch of the Royal Asiatic Society, 21 (1): 117–118, ISSN0126-7353, JSTOR41560479Gibson-Hill, C.A. (1953), "Notes on the Old Cannon Found in Malaya, and Known to be of Dutch Origin", Journal of the Malayan Branch of the Royal Asiatic Society, 26 (1): 145–174, ISSN0126-7353, JSTOR41502911
Coope 1947, pp. 126–128. Coope, A.E. (1947), "The Floating Cannon of Butterworth", Journal of the Malayan Branch of the Royal Asiatic Society, 20 (1): 126–128, ISSN0126-7353, JSTOR41560008