diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L16_Gene-UP WebSocket RunImageMask.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L16_Gene-UP WebSocket RunImageMask.png
new file mode 100644
index 0000000000..09bb074a3b
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L16_Gene-UP WebSocket RunImageMask.png	
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:78fc668be9f82c01c277cb2560253b04a1ff74a5af4daaf19327591420a71fec
+size 4521
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_binary.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_binary.png
new file mode 100644
index 0000000000..d1f1515bb0
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_binary.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1339a8170408a7bcde261617cc599587c8f25c4dc94f780976ee1638879888e9
+size 147
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_plain.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_plain.png
new file mode 100644
index 0000000000..3722619230
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_blackandwhite_plain.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:82d0397f38971cf90d7c064db332093e686196e244ece1196cca2071d27f0a6f
+size 147
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_grayscale_plain_normalized.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_grayscale_plain_normalized.png
new file mode 100644
index 0000000000..9c86c2fc10
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_grayscale_plain_normalized.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f8e8b8a1a05e76b1eeb577373c3a6f492e356f0dd58489afded248415cec4a07
+size 145
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_rings.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_rings.png
new file mode 100644
index 0000000000..acf751c28e
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_L8_rings.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:388c86b3dd472ef17fb911ae424b81baeeeff74c4161cf5825eab50698d54348
+size 27884
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_00000_00000.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_00000_00000.png
new file mode 100644
index 0000000000..49cc74f3ff
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_00000_00000.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2e3fc46b9f0546941ef95be7b750fb29376a679a921f2581403882b0e76e9caf
+size 2250
diff --git a/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_rgb_plain_normalized.png b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_rgb_plain_normalized.png
new file mode 100644
index 0000000000..421a598493
--- /dev/null
+++ b/tests/Images/External/ReferenceOutput/PbmDecoderTests/DecodeReferenceImage_Rgb24_rgb_plain_normalized.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c44322c4bf461acea27053057f5241afb029d9a1e66e94dcf1be6f86f7f97727
+size 152