Dear Sirs, The Colston Engineering Co. Ltd. has asked for ta standing credit of $ 1000, but as our _____________ of the company is limited to a few months' trading _____________ an L/C basis, we should like to have some _____________ about their financial and credit standing before dealing with their request. The only ___________ they gave us is that of their bank, the National Bank of Nigeria, Ibadan. We shall be most _______ for any information you can obtian for us. Yours faithfully,