Updated Dynabook and Dynamic Media (markdown)

Dynabook-and-Dynamic-Media.md

@@ -1,5 +1,8 @@
 ## Dynabook
-
+* [Afterword: What is a Dynabook?](https://drive.google.com/file/d/1-RLTLW0pcMs26AYyWk2_Gv3CZnVEnuQ1/view?usp=sharing), A Kay
+* [A Personal Computer for Children of All Ages](https://drive.google.com/file/d/0B-H15xTczFxPSlE4OGkzcHBYTGM/view?usp=sharing&resourcekey=0-muT8uGi9rqvjF1wqBVGe_Q), A. Kay, 1972
 ## Dynamic Media
 * [Personal Dynamic Media](https://drive.google.com/file/d/0B-H15xTczFxPMEE0bGpHZkpURDQ/view?usp=sharing&resourcekey=0-NbM-h8VQdjYa4obO-551cw), A. Kay, 1977
-* [Programming Your Own Computer](https://tinlizzie.org/VPRIPapers/Alan-Kay-World-Book-Encyc-1979.pdf), A. Kay, 1979
+* [Personal Dynamic Media](https://drive.google.com/file/d/1YuyJ1i_gLvab7Xnh9u3E4pzN8_-dccXh/view?usp=sharing), A. Kay, A. Goldberg, 1977
+* [Programming Your Own Computer](https://tinlizzie.org/VPRIPapers/Alan-Kay-World-Book-Encyc-1979.pdf), A. Kay, 1979
+* [Active Essay on the Web](https://drive.google.com/drive/u/0/folders/0B-H15xTczFxPcXVVYk1WWGVQQXM?resourcekey=0-eBXkqRbkcwGBrvoxMV07NQ), T. Yamamiya, A. Warth, T. Kaehler, 2009