Gospel Mission Christian Books, a missionary outreach of Old Paths Strict Baptist Church and affiliated with the Gospel Standard Baptists in England, now has a web site. You will find books by d’Aubigne, John Owen, J.C. Ryle, A.W. Pink, John Gill, J.C. Philpot, Robert Murray M’Cheyne, and many others.
If you can only buy one book this year, I would suggest this one.
The Sovereignty of God by A. W. Pink