diff --git a/src/Makefile b/src/Makefile
new file mode 100755
index 0000000..44a83fd
--- /dev/null
+++ b/src/Makefile
@@ -0,0 +1,21 @@
+PTX-html = /Users/joefields/Desktop/mathbook/xsl/mathbook-html.xsl
+PTX-latex = /Users/joefields/Desktop/mathbook/xsl/mathbook-latex.xsl
+all: pdf html
+pdf: pdf/index102.pdf
+html: html/index102.html
+
+pdf/index102.pdf: pdf/index102.aux
+	cd pdf; pdflatex index102
+pdf/index102.aux: pdf/index102.tex
+	cd pdf; pdflatex index102
+pdf/index102.tex: *.mbx images
+	cd pdf; test ! -e images && ln -s ../images; xsltproc --xinclude $(PTX-latex) ../index102.mbx
+
+html/index102.html: *.mbx
+	cd html;  test ! -e images && ln -s ../images; xsltproc --stringparam html.css.extra extra.css --stringparam html.knowl.example 'no' --xinclude $(PTX-html) ../index102.mbx
+clean::
+	rm *.aux *~ *.bak */*.aux */*~ */*.bak pdf/*.pdf html/*.html
+check::
+	xmllint --xinclude --postvalid --noout --dtdvalid ../../mathbook/schema/dtd/mathbook.dtd ./index102.mbx 2> dtd-errors.txt
+images::
+	cd images; make