diff --git a/NOTES_ON_OPTICAL_PRINTER_TECHNIQUE.md b/NOTES_ON_OPTICAL_PRINTER_TECHNIQUE.md
index b61fb30..7ce895c 100644
--- a/NOTES_ON_OPTICAL_PRINTER_TECHNIQUE.md
+++ b/NOTES_ON_OPTICAL_PRINTER_TECHNIQUE.md
@@ -42,11 +42,11 @@ date: "March 1983"
 | Specifying Exposure | 11 | Image Spread and Bloom     | 27 |
 | Film Speed          | 11 | Mask and Countermask       | 28 |
 | Right Exposure      | 11 | Reversal/Negative Fitting  | 28 |
-| Generations         | 12 | Feathered Maska            | 29 |
+| Generations         | 12 | Feathered Masks            | 29 |
 | Bellows Formula     | 13 | Image Marriage             | 29 |
 | Fades               | 13 | Mask Blackness             | 30 |
-| Log Fade            | 14 | Hicona from Color Originals| 30 |
+| Log Fade            | 14 | Hicons from Color Originals| 30 |
 | Bolex Variable Shutter | 14 | Hicon Processing        | 30 |
 | Linear Fade            | 14 | Optical Printed Release Prints | 31 |
-| Other Fades            | 14 | Ritual and Art          | 31 |
+| Other Fades            | 14 | Ritual and Art                 | 31 |
 :::
\ No newline at end of file