ies required by Rule 24(c); however, denying its motion on that ground would exalt form over sub- stance. See Belgian American Mercan- tile Corp. I De Groeve-Marcotte & Fits, 433 F.Supp. 1098, 1101 (S.D.N.Y.1977). In Belgian American, as in this case, the movant, a non-party, had acted by Order to Show Cause for some