diff --git a/cookbook/016/04.rb b/cookbook/016/04.rb
new file mode 100644
index 0000000..6447b2a
--- /dev/null
+++ b/cookbook/016/04.rb
@@ -0,0 +1,10 @@
+require 'soap/rpc/driver'
+
+# doesn't work (service no longer available?)
+driver = SOAP::RPC::Driver.new(
+  'http://services.xmethods.net/soap/', 'url:xmethods-delayed-quotes'
+)
+
+driver.add_method('getQuote', 'symbol')
+
+puts 'Stock price: %.2f' % driver.getQuote(ARGV.first)