+---------+        +---------+                     +---------+     
    | Source  |        | Source  |                     | Source  |     
   +* Program *+      +* Program *+     . . . . .     +* Program *+     
    |  .FOR   |        |  .MAC   |                     |  .xxx   |      
    +----+----+        +----+----+                     +----+----+
         |                  |                               |
         v                  v                               v
  +-------------+    +-------------+                 +--------------+ 
  | FORTRAN IV  |    | MACRO-11    |                 | User-written |
  | Compiler    |    | Assembler   |    . . . . .    | Language     |
  |             |    |             |                 | Processor    |
  +------+------+    +------+------+                 +------+-------+
         +                  |                               +
          \                 |                              /
           \                v                             /
            \         +-----------+                      /
             \        | Object    |                     /
              +-->   +* Modules   *+   <---------------+
                      | .OBJ      |
                      +--+-----+--+
                         |     |
                         |     +                   +-----------+
                         |      \                  |           |
                         |       +---------------->| Librarian |
                         |                         |           |
                         |                         +-----+-----+
                         |                               +
                         |        +---------+           /
                         |        | Library |          /
                         |       +* File    *+   <----+
                         |        | .OBJ    |
                         |        +----+----+
                         |             +
                         |            /              +-------------------+
                         v           /               |  +-+              |
                    +----------+    /                | +* *+   File      |
                    |          |   /                 |  +-+              |
                    | Linker   |<-+                  |                   |
                    |          |                     | +---+             |
                    +-+--+--+--+                     | |   |   Program   |
                      |  |  |                        | +---+             |
              +-------+  |  +-------+                +-------------------+
             /           |           \
            /            |            \
           /             |             \
          /              |              \
         v               v               v
 +---------+        +---------+        +----------+
 |Save     |        |Absolute |        |Relative  |
+*Image    *+      +*Binary   *+      +*File .REL *+
 |File .SAV|        |File .LDA|        |          |
 +---------+        +---------+        +----------+