But the rifle association contends that including the markers in explosives may pose safety hazards, and Congressional Republicans have balked at the proposal.
Mr. Leirer balked at the proposal for prior review of written materials.
After several state legislatures initially balked at the proposal during the 1920s, a number of them re-examined their position during the 1930s and decided to ratify.
Some developers, citing annual costs that could run as high as $250,000 a building, have balked at the proposal.
The Swiss originally balked at the proposal and, in March, authorized the creation of a much smaller database that included only 46,000 accounts.
Pittsburgh bankers balked at the unorthodox proposal.
Rothman had balked at the proposal.
Despite the promise of jobs and improved infrastructure the population balked at the proposal.
However, Slyde balked at the proposal.
If Moscow balks at the Western proposal, the disarmament negotiations will be back where they were some months ago.