Condensed Balance Sheets (USD $)	Oct. 31, 2011	Jan. 31, 2011
Assets
Cash and cash equivalents	$ 58,577	$ 8,693,691
U.S. Government securities, at amortized cost (which approximates market)	178,381	668,889
Accrued income receivable (Note 2)	19,268,209	232,786
Prepaid expenses	89,842	50,207
Total Current Assets	19,595,009	9,645,573
U.S. Government securities, at amortized cost (which approximates market)	374,840
Fixed property, including intangibles, at nominal values
Amended Assignment of Peters Lease	1	1
Assignment of Cloquet Lease	1	1
Certificate of beneficial interest for 13,120,010 units of land trust	1	1
Total Fixed property, including intangibles, at nominal values	3	3
Total Assets	19,969,852	9,645,576
Liabilities
Distribution payable	14,694,411	8,528,006
Accrued expenses	91,172	129,765
Deferred royalty revenue (Note 4)	467,000
Total Liabilities	15,252,583	8,657,771
Unallocated Reserve (Note 5)	4,717,266	987,802
Trust Corpus	3	3
Total Liabilities, Unallocated Reserve and Trust Corpus	$ 19,969,852	$ 9,645,576