diff --git a/hardware/pcb/mlb/README.md b/hardware/pcb/mlb/README.md
index 4555cb3..8e427ae 100644
--- a/hardware/pcb/mlb/README.md
+++ b/hardware/pcb/mlb/README.md
@@ -4,4 +4,4 @@ This directory contains the schematics and circuit board design for
 the Macintosh SE/30 Main Logic Board (MLB).
 
 PDF schematics, Gerber files, and other generated files are found in
-the `output` directory.
+the [output](output) directory.
diff --git a/old_artifacts/README.md b/old_artifacts/README.md
index bafe9e3..2cf0f40 100644
--- a/old_artifacts/README.md
+++ b/old_artifacts/README.md
@@ -3,10 +3,10 @@
 This directory contains pertinent information that came from the
 original manufactured and distributed artifacts.
 
-* Scans of photocopied schematics distributed to anyone who requested
-  them.
+* [se30schems](se30schems): Scans of photocopied schematics
+  distributed to anyone who requested them.
 
-* `mlb_stock_photos`: Photographs of the mass-production manufactured
-  Macintosh SE/30 main logic board, as is typically photographed for
-  the sake of Internet forum communications and sales, as opposed to
-  reproduction-oriented photos.
+* [mlb_stock_photos](mlb_stock_photos): Photographs of the
+  mass-production manufactured Macintosh SE/30 main logic board, as is
+  typically photographed for the sake of Internet forum communications
+  and sales, as opposed to reproduction-oriented photos.
diff --git a/old_artifacts/mlb_stock_photos/README.md b/old_artifacts/mlb_stock_photos/README.md
index 32c2f51..f923e88 100644
--- a/old_artifacts/mlb_stock_photos/README.md
+++ b/old_artifacts/mlb_stock_photos/README.md
@@ -1,17 +1,18 @@
-Copied to GitHub repository for posterity.
+These are links to helpful photos of the of the Macintosh SE/30 Main
+Logic Board (MLB).
 
 Source URLs of accompanying web pages and photos:
 
-* Captured 2020-08-01: https://en.wikipedia.org/wiki/Macintosh_SE/30
-* Captured 2020-08-01: https://upload.wikimedia.org/wikipedia/en/7/70/Macintosh_SE30_Mainboard.jpg
-* Captured 2020-08-01: http://www.toughdev.com/content/2017/01/repairing-a-vintage-macintosh-se30/
-* Captured 2020-08-01: http://i2.wp.com/www.toughdev.com/content/wp-content/uploads/2017/03/IMG_3880_Mac_SE_30_Motherboard.jpg
-* Captured 2020-08-01: https://www.reddit.com/r/VintageApple/comments/6734bw/mac_se30_logic_board_restore_complete/
-* Captured 2020-08-01: https://i.imgur.com/SCsjocK.jpg
-* Captured 2020-08-01: https://web.archive.org/web/20200801203154/https://68kmla.org/forums/index.php?app=forums&module=forums&controller=topic&id=29384
-* Captured 2020-08-01: https://web.archive.org/web/20200801203336/https://68kmla.org/forums/uploads/monthly_01_2017/post-6609-0-26113900-1484603908.jpg
-* Captured 2020-08-01: https://retrocomputing.stackexchange.com/questions/1738/how-does-the-mac-se-30-send-video-to-the-analog-board
-* Captured 2020-08-01: https://i.stack.imgur.com/wMsyQ.png
+* Visited 2020-08-01: https://en.wikipedia.org/wiki/Macintosh_SE/30
+* Visited 2020-08-01: https://upload.wikimedia.org/wikipedia/en/7/70/Macintosh_SE30_Mainboard.jpg
+* Visited 2020-08-01: http://www.toughdev.com/content/2017/01/repairing-a-vintage-macintosh-se30/
+* Visited 2020-08-01: http://i2.wp.com/www.toughdev.com/content/wp-content/uploads/2017/03/IMG_3880_Mac_SE_30_Motherboard.jpg
+* Visited 2020-08-01: https://www.reddit.com/r/VintageApple/comments/6734bw/mac_se30_logic_board_restore_complete/
+* Visited 2020-08-01: https://i.imgur.com/SCsjocK.jpg
+* Visited 2020-08-01: https://web.archive.org/web/20200801203154/https://68kmla.org/forums/index.php?app=forums&module=forums&controller=topic&id=29384
+* Visited 2020-08-01: https://web.archive.org/web/20200801203336/https://68kmla.org/forums/uploads/monthly_01_2017/post-6609-0-26113900-1484603908.jpg
+* Visited 2020-08-01: https://retrocomputing.stackexchange.com/questions/1738/how-does-the-mac-se-30-send-video-to-the-analog-board
+* Visited 2020-08-01: https://i.stack.imgur.com/wMsyQ.png
 
 Another useful site, but only contains low-resolution photos:
 
diff --git a/old_artifacts/se30schems/README.md b/old_artifacts/se30schems/README.md
index b31f4de..2ce7dfe 100644
--- a/old_artifacts/se30schems/README.md
+++ b/old_artifacts/se30schems/README.md
@@ -1,4 +1,4 @@
-These are copies of the official Apple Macintosh SE/30 schematics.
+These are links to the official Apple Macintosh SE/30 schematics.
 
 Source website: https://museo.freaknet.org/gallery/apple/stuff/mac/andreas.kann/schemat.html