This operation cannot succeed unless international donors, including Japan, provide reliable support.

The donors provided $1.2 billion to the Palestinian Authority last year.

An anonymous donor is providing much of the demolition services and moved his equipment to the site last week, she said.

The donor operator checks its own database and provides a new route.

All told, private donors provided $2.2 million for the construction of the museum and the city gave $1 million.

Mr. Mukherjee said that no final judgment had been made on what international donors could provide.

Anonymous donors have since provided funds to support maintenance work that allows the sign to remain lit.

One donor provided $100,000 for a down payment on the house.

In 2010, two donors provided $6 million, two-thirds of the total donations for the year.

An anonymous donor has provided $12 million to start the institute.