Johann Ludwig Krapf was a German missionary in East Africa, as well as an explorer, linguist, and traveler. Krapf played an important role in exploring East Africa with Johannes Rebmann. They were the first Europeans to see Mount Kenya and Kilimanjaro. Krapf also played a key role in exploring the East African coastline. Wikipedia
The Journals of the Rev. Messers Isenberg and Krapf, Missionaries of the Church Missionary Society was published in 1843. www.martynmission.cam.ac.uk/CKrapf.htm
The history of the Anglican church of Kenya begins in 1844 when the first missionary from the church missionary (CMS), Dr. Johann Ludwing Krapf arrived in Mombasa. www.ackenya.org/history.htm
The definitive Wikipedia entry for Johann Ludwig Krapf. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Johann_Ludwig_Krapf