| GMD | Text |
| Language | Eng |
| Classification | 922.643 M455D |
| Publisher | Boise, Idaho, Pacific Press Pub. Assn., c1987 |
| Subject | Mayr, Hans.Missionaries -- Brazil -- Biography.Missionaries -- Germany -- Biography.Seventh-day Adventists -- Missions -- Brazil. |
| Series | Hall of faith series. |
| Description | 80 p. ; 21 cm. |
| ISBN | 9780816307234 |