Al-Insomniyya

From a powerpoint presentation on understandQuran.com:

http://www.sunniforum.com/forum/showthread.php?70291-hidayatun-nahw-vs-madinah-books&p=589411&viewfull=1#post589411 "I remember I once counted the vocabulary in all three books, and it didn't amount to very much. Around 1500 from what I remember. And some of that was focused towards msa (modern standard arabic). The first volume of kitab al assassi covers more in the first volume alone (again, I counted myself and I believe it came to around 1600+, the second volume had even more)."