diff --git a/src/core/lib/Bombe.mjs b/src/core/lib/Bombe.mjs
index 4ae0ff7f..81581d67 100644
--- a/src/core/lib/Bombe.mjs
+++ b/src/core/lib/Bombe.mjs
@@ -693,7 +693,7 @@ export class BombeMachine {
      * Having set up the Bombe, do the actual attack run. This tries every possible rotor setting
      * and attempts to logically invalidate them. If it can't, it's added to the list of candidate
      * solutions.
-     * @returns {string[][2]} - list of pairs of candidate rotor setting, and calculated stecker pair
+     * @returns {string[][3]} - list of 3-tuples of candidate rotor setting, plugboard settings, and decryption preview
      */
     run() {
         let stops = 0;
diff --git a/src/core/operations/Bombe.mjs b/src/core/operations/Bombe.mjs
index 292017e8..3c29cd8c 100644
--- a/src/core/operations/Bombe.mjs
+++ b/src/core/operations/Bombe.mjs
@@ -35,19 +35,19 @@ class Bombe extends Operation {
                 defaultIndex: 2
             },
             {
-                name: "2nd rotor",
+                name: "2nd (middle) rotor",
                 type: "editableOption",
                 value: ROTORS,
                 defaultIndex: 1
             },
             {
-                name: "3rd rotor",
+                name: "3rd (left-hand) rotor",
                 type: "editableOption",
                 value: ROTORS,
                 defaultIndex: 0
             },
             {
-                name: "4th rotor",
+                name: "4th (left-most, only some models) rotor",
                 type: "editableOption",
                 value: ROTORS_OPTIONAL,
                 defaultIndex: 10