1929 Report on The Itabira Project Hand written report on Estimate of Capital cost and operating costs for Sir Alexander Gibb & Partners Sir Alexander Gibb (12 February 1872 - 21 January 1958) was a British civil engineer. After serving as Civil Engineer-in-Chief to the Admiralty and Director-General of Civil Engineering at the Ministry of Transport, he established the engineering consultancy firm Sir Alexander Gibb & Partners.