In the 1947 case of United States v. United States District Court for the Southern District of New York et al., the Supreme Court ruled on a dispute regarding judicial power and discretion in relation to contempt proceedings. The government had appealed against an order from a district court judge who had held two federal agents in contempt for failing to produce grand jury records, despite being ordered by him to do so. The Supreme Court reversed this decision, ruling that while courts have inherent authority to enforce their orders through contempt proceedings, they must exercise this power with restraint and respect for lawful assertions of privilege or objections raised by parties involved. In particular, it was noted that judges should not use their powers punitively when other avenues are available - such as referring matters back to higher authorities within relevant departments or agencies - especially where issues may involve sensitive areas like national security.

The dissenting opinion for this case was not available online. The case, UNITED STATES v. UNITED STATES DISTRICT COURT FOR THE SOUTHERN DISTRICT OF NEW YORK ET AL., 1947, is a lesser-known Supreme Court decision and does not appear to have significant historical or legal importance that would warrant detailed online records of the proceedings including the dissenting opinion. It's also possible that there were no dissents in this particular ruling. For accurate information on this specific court case, it may be necessary to consult physical law libraries or archives where such documents are stored.