diff --git a/Comanche055/INTERPRETER.agc b/Comanche055/INTERPRETER.agc
index 167ce3a..0a2e426 100644
--- a/Comanche055/INTERPRETER.agc
+++ b/Comanche055/INTERPRETER.agc
@@ -2458,7 +2458,7 @@ DSQSUB		CA	MPAC +1		# SQUARES THE SCALAR CONTENTS OF MPAC.
 		XCH	MPAC +1
 		EXTEND
 		MP	MPAC
-		DDOUBL			# AND MAYBE OVERFLOW.
+		DDOUBL			# AND MAYBE OVEFLOW.
 		DAS	MPAC +1		# AND SET A TO NET OVERFLOW.
 		XCH	MPAC
 		EXTEND
diff --git a/Comanche055/P34-35_P74-75.agc b/Comanche055/P34-35_P74-75.agc
index 4537374..254fde4 100644
--- a/Comanche055/P34-35_P74-75.agc
+++ b/Comanche055/P34-35_P74-75.agc
@@ -1398,8 +1398,8 @@ RTRNMU		STORE	RTMU
 
 # Page 495
 # ***** PERIAPO *****
-# MOD NO -1			LOG SECTION -- P34-P35, P74-P75
-# MOD BY WHITE, P.		DATE 18 JAN 68
+# MOD NO -1       LOG SECTION - P34-P35, P74-P75
+# MOD BY WHITE.P  DATE  18JAN68
 #
 # FUNCTIONAL DESCRIPTION
 #	THIS SUBROUTINE COMPUTES THE TWO BODY APOCENTER AND PERICENTER
diff --git a/Comanche055/P51-P53.agc b/Comanche055/P51-P53.agc
index 644e240..45a488c 100644
--- a/Comanche055/P51-P53.agc
+++ b/Comanche055/P51-P53.agc
@@ -2105,7 +2105,7 @@ R56A1		CAF	VB53		# DISPLAY V53 REQUESTING ALTERNATE MARK
 # Page 782
 		CADR	GOMARK2
 		TCF	GOTOP00H	# V34:  TERMINATE
-		TCF	R56A1		# V33:  DONT PROCEED -- JUST ENTER TO MARK
+		TCF	R56A1		# V33:  DON'T PROCEED -- JUST ENTER TO MARK
 		TC	INTPRET
 		DLOAD
 			MRKBUF1 +3
diff --git a/Comanche055/PINBALL_GAME_BUTTONS_AND_LIGHTS.agc b/Comanche055/PINBALL_GAME_BUTTONS_AND_LIGHTS.agc
index 3ff7295..485d719 100644
--- a/Comanche055/PINBALL_GAME_BUTTONS_AND_LIGHTS.agc
+++ b/Comanche055/PINBALL_GAME_BUTTONS_AND_LIGHTS.agc
@@ -1358,7 +1358,7 @@ OPDEGOUT	CCS	MPAC		# RANGE IS 90 DEG
 		TC	NEGOPT		# IF NEG NON ZERO
 		AD	NEG1		# IF NEG ZERO SUBTRACT 1
 		AD	20BIAS
-BIASCOM		TS	MPAC		# TEST FOR OVERFLOW
+BIASCOM		TS	MPAC		# TEST FOR OVEFLOW
 		TC	+3		# NO OVFLOW
 		CAF	BIT15		# IF OVFLOW
 		ADS	MPAC
diff --git a/Comanche055/RT8_OP_CODES.agc b/Comanche055/RT8_OP_CODES.agc
index d729cc2..a4e348c 100644
--- a/Comanche055/RT8_OP_CODES.agc
+++ b/Comanche055/RT8_OP_CODES.agc
@@ -171,7 +171,7 @@ CDUINC		TS	TEM2		# 1'S COMPL. QUANT. ARRIVES IN ACC.  STORE IT
 		AD	ONE
 		TCF	+4
 		AD	ONE
-		AD	ONE		# OVERFLOW HERE IF 2'S COMPL. IS 180 DEG.
+		AD	ONE		# OVEFLOW HERE IF 2'S COMPL. IS 180 DEG.
 		COM
 
 		AD	TEM2		# SULT MOVES FROM 2ND TO 3D QUAD. (OR BACK)
@@ -250,7 +250,7 @@ TRANSP2		CAF	XNB1EB
 #	2.	GENERATE IN MPAC THE SIGNUM FUNCTION OF MPAC:
 #		ENTRY:		RTB
 #					SIGNMPAC
-# IN EITHER CASE, RETURN IS TO  THE NEXT INTERPRETIVE INSTRUCTION IN THE CALLING SEQUENCE.
+# IN EITHER CASE, RETURN IS TO TEH NEXT INTERPRETIVE INSTRUCTION IN THE CALLING SEQUENCE.
 
 SIGNMPAC	EXTEND
 		DCA	DPOSMAX
diff --git a/Comanche055/TVCROLLDAP.agc b/Comanche055/TVCROLLDAP.agc
index ea3e79c..ca8f391 100644
--- a/Comanche055/TVCROLLDAP.agc
+++ b/Comanche055/TVCROLLDAP.agc
@@ -150,7 +150,7 @@
 #	SECOND INTERVALS) WILL BENEFIT FROM THE CONVERGENT NATURE OF THE
 #	APPROXIMATION.
 #
-# FOR LARGE OGAERROR THE TANGENT INTERSECTS +-MINLIM SWITCH BOUNDRY BEFORE
+# FOR LARGE OGAERROR THE TANGENT INTERSECTS +-MINLIM SWITCH BOUNDARY BEFORE
 #	INTERSECTING THE STRAIGHT LINE SWITCH.  HOWEVER THE MINLIM IS
 #	IGNORED IN COMPUTING THE FIRING TIME, SO THAT THE EXTENSION (INTO
 #	THE COAST REGION) OF THE STRAIGHT LINE SWITCH IS WHAT IS FIRED TO.
diff --git a/Luminary099/ASCENT_GUIDANCE.agc b/Luminary099/ASCENT_GUIDANCE.agc
index 8e920cc..dcdee44 100644
--- a/Luminary099/ASCENT_GUIDANCE.agc
+++ b/Luminary099/ASCENT_GUIDANCE.agc
@@ -1,5 +1,5 @@
 # Copyright:	Public domain.
-# Filename:	ASCENT_GUIDNCE.agc
+# Filename:	ASCENT_GUIDANCE.agc
 # Purpose: 	Part of the source code for Luminary 1A build 099.
 #		It is part of the source code for the Lunar Module's (LM)
 #		Apollo Guidance Computer (AGC), for Apollo 11.