My notes/corrections on my blog have changes in font color for ease of seeing the corrections. Notes also here, but ravelry doesn’t show font color, so not as easy to see, but I’ve included them here (further down), incase my blog disappears one day:
http://blogs.delphiforums.com/n/blogs/blog.aspx?webtag=co...

Here, without the font color changes, just incase blog disappears:

MY NOTES/TIPS ON PATTERN:

PATTERN NOTES FOR TWO-TONE DOILY:
ROUND 2:
TYPO : Ch 3, double crochet (dc) in same space, * ch 2, 2 dc in next dc…
FIXED: Ch 3, double crochet (dc) in same space, * ch 2, 2 dc in next sc…

ROUND 15:
TYPO: Ch3, dc in same space, 2 dc in next d ch * ch 3….
FIXED: Ch 3, dc in same space, 2 dc in next dc, * ch 3…

ROUND 17: The first line of the will be easier to understand with ( )
original : Ch 3, dc in next dc, * ch 2, 1 dc, ch 3, 1 dc in next loop, ch 2, 1 dc…
with ( ) : Ch 3, dc in next dc, * ch 2, (1 dc, ch 3, 1 dc) in next loop; ch 2, 1 dc…

REWRITTEN FOR EASE OF READING:

RND 18: ch 3, dc, in next dc
* (ch 4, slp st in 3rd ch from hook, ch1, dc in next loop) 3 times
ch 4, sl st in 3rd ch frm hook
ch1, dc in next 2 dc, skip next 2 ch loops & dc in next 2 dc.
Repeat from *