diff --git a/PBCommitList.h b/PBCommitList.h
index 3829a41d5..59acf5108 100644
--- a/PBCommitList.h
+++ b/PBCommitList.h
@@ -12,6 +12,10 @@
 
 @class PBWebHistoryController;
 
+// Displays the list of commits. Additional behavior includes special key
+// handling and hiliting search results.
+// dataSource: PBRefController
+// delegate: PBGitHistoryController
 @interface PBCommitList : NSTableView {
 	IBOutlet WebView* webView;
 	IBOutlet PBWebHistoryController *webController;
diff --git a/PBCommitMessageView.h b/PBCommitMessageView.h
index 0dbe073cf..76cebc479 100644
--- a/PBCommitMessageView.h
+++ b/PBCommitMessageView.h
@@ -8,6 +8,7 @@
 
 #import <Cocoa/Cocoa.h>
 
+// Adds the column guide displayed in the commit message field
 @interface PBCommitMessageView : NSTextView {
 
 }
diff --git a/PBFileChangesTableView.h b/PBFileChangesTableView.h
index 8dd6ba5af..fe2fe5004 100644
--- a/PBFileChangesTableView.h
+++ b/PBFileChangesTableView.h
@@ -9,6 +9,8 @@
 #import <Cocoa/Cocoa.h>
 
 
+// File list used in both the staged and unstaged sides of the commit view.
+// datasource and deletage are PBGitIndexController.
 @interface PBFileChangesTableView : NSTableView {
 }
 
diff --git a/PBGitBinary.h b/PBGitBinary.h
index 3ec9ce020..e001a4431 100644
--- a/PBGitBinary.h
+++ b/PBGitBinary.h
@@ -11,6 +11,7 @@
 
 #define MIN_GIT_VERSION "1.6.0"
 
+// Returns information about the git binary used to execute commands.
 @interface PBGitBinary : NSObject {
 
 }
diff --git a/PBGitHistoryController.h b/PBGitHistoryController.h
index 36f0cfd84..568858c11 100644
--- a/PBGitHistoryController.h
+++ b/PBGitHistoryController.h
@@ -22,6 +22,7 @@
 
 @class PBHistorySearchController;
 
+// Controls the split history view from PBGitHistoryView.xib
 @interface PBGitHistoryController : PBViewController PROTOCOL_10_6(NSOutlineViewDelegate){
 	IBOutlet PBRefController *refController;
 	IBOutlet NSSearchField *searchField;
diff --git a/PBGitWindowController.h b/PBGitWindowController.h
index 266422cca..22eb440fd 100644
--- a/PBGitWindowController.h
+++ b/PBGitWindowController.h
@@ -14,6 +14,7 @@
 
 @class PBViewController, PBGitSidebarController, PBGitCommitController;
 
+// Controls the main repository window from RepositoryWindow.xib
 @interface PBGitWindowController : NSWindowController PROTOCOL_10_6(NSWindowDelegate){
 	__weak PBGitRepository* repository;
 
diff --git a/PBSourceViewItem.h b/PBSourceViewItem.h
index 1199802d1..ee6ada41a 100644
--- a/PBSourceViewItem.h
+++ b/PBSourceViewItem.h
@@ -36,7 +36,7 @@
 - (void)removeChild:(PBSourceViewItem *)child;
 
 // This adds the ref to the path, which should match the item's title,
-// so "refs/heads/pu/pb/sidebar" would have the path [@"pu", @"pb", @"sidebare"]
+// so "refs/heads/pu/pb/sidebar" would have the path [@"pu", @"pb", @"sidebar"]
 // to the 'local' branch thing
 - (void)addRev:(PBGitRevSpecifier *)revSpecifier toPath:(NSArray *)path;
 - (PBSourceViewItem *)findRev:(PBGitRevSpecifier *)rev;