diff --git a/build-a-pi b/build-a-pi
index 9fdfc7d..b8a0c46 100755
--- a/build-a-pi
+++ b/build-a-pi
@@ -483,6 +483,7 @@ yad --center --list --checklist --width=600 --height=600 --separator="" \
 	false "PACKETSEARCH" "Winlink Packet Tool" \
 	false "CALLSIGN" "Call sign lookup" \
 	false "TEMPCONVERT" "Temperature Converter" \
+	false "HDOCS" "Reference Materials PDFs" \
 	false "GPARTED" "Disk Utility Tool" \
 	false "SHOWLOG" "Log file viewer" \
 	false "PISTATS" "Pi3/4 Stats Monitor" \
@@ -504,7 +505,7 @@ if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
 fi
 
 if [ ${BUT} = 3 ]; then
-	UTILAPPS=(DIPOLE PACKETSEARCH CALLSIGN TEMPCONVERT GPARTED SHOWLOG PISTATS TELNET PITERM QTSOUND SECURITY YGATE BPQ BATT VNC XYGRIB)
+	UTILAPPS=(DIPOLE PACKETSEARCH CALLSIGN TEMPCONVERT HDOCS GPARTED SHOWLOG PISTATS TELNET PITERM QTSOUND SECURITY YGATE BPQ BATT VNC XYGRIB)
 	for i in "${UTILAPPS[@]}"; do
 		echo "$i" >>${UTILITY}
 	done
diff --git a/functions/additional.function b/functions/additional.function
index 7aa65a3..9c1eaf8 100644
--- a/functions/additional.function
+++ b/functions/additional.function
@@ -975,7 +975,6 @@ wget https://sourceforge.net/projects/repeater-start/files/$REPEAT_LATEST
 sudo dpkg -i $REPEAT_LATEST
 }
 
-
 ##################################
 #	JTDX
 ##################################
diff --git a/functions/utility.function b/functions/utility.function
index f672c04..b4819c8 100644
--- a/functions/utility.function
+++ b/functions/utility.function
@@ -512,6 +512,24 @@ sudo mv /run/user/$UID/packetsearch.desktop /usr/share/applications/
 
 }
 
+##################################
+#	Reference Documents
+##################################
+HDOCS() {
+	cd ${HOME}/Documents/
+	mkdir -p Reference
+    ln -s ${HOME}/Documents/Reference ${HOME}/Desktop/Reference
+	cd Reference
+	wget --tries 2 --connect-timeout=60 https://icomamerica.com/en/amateur/amateurtools/US-BandPlan-Update-1-2020.pdf
+	wget --tries 2 --connect-timeout=60 https://icomamerica.com/en/amateur/amateurtools/US-Grid-Square-Map-03-05-2019.pdf
+	wget --tries 2 --connect-timeout=60 https://icomamerica.com/en/amateur/amateurtools/2013_ITU_CQ_WorldMaps.pdf
+	wget --tries 2 --connect-timeout=60 https://icomamerica.com/en/amateur/amateurtools/HamRadioTerms-2011.pdf
+	wget --tries 2 --connect-timeout=60 http://www.arrl.org/files/file/Regulatory/Band%20Chart/Band%20Chart.pdf
+	wget --tries 2 --connect-timeout=60 http://www.arrl.org/files/file/Regulatory/Band%20Chart/Band%20Chart%20-%2011X17%20Color.pdf
+	wget --tries 2 --connect-timeout=60 http://www.arrl.org/files/file/Get%20on%20the%20Air/Comm%20w%20Other%20Hams-Q%20Signals.pdf
+	wget --tries 2 --connect-timeout=60 https://www.arrl.org/files/file/Get%20Licensed/Quickstart%20Guide%20EBOOK.pdf
+}
+
 ##################################
 #	PiQtSoundModem
 ##################################
diff --git a/update b/update
index fdda516..849ffc3 100755
--- a/update
+++ b/update
@@ -534,6 +534,7 @@ yad --center --list --checklist --width=600 --height=600 --separator="" \
 	false "PACKETSEARCH" "$PACKETSEARCH" "Winlink Packet Tool" \
 	false "CALLSIGN" "${CALLSIGN}" "Call Sign Lookup Utility" \
 	false "TEMPCONVERT" "$TEMPCONVERT" "Temperature Converter" \
+	false "HDOCS" "$HDOCS" "Reference Materials PDFs" \
 	false "GPARTED" "$GPARTED" "Disk Utility Application" \
 	false "RTC" "$RTC" "Real Time Clock" \
 	false "SHOWLOG" "$SHOWLOG" "Log File Viewer" \