A dress rehearsal of "Siegfried," which will be held in the Stadium this evening, will end the preliminary preparations for tomorrow's production of Wagner's opera. Admission this evening will be by special pass only.

A large squad of men worked on the stage yesterday and last night, getting everything in order and trying out scenic and lighting effects. This work will continue this morning. Several of the artists are now in Boston, and the rest will arrive today. The Metropolitan Opera House's huge orchestra is also due today.

The regular performance will begin tomorrow at 7.30 o'clock. In case of rain, it will take place on the next fine evening.

Continued List of Ushers.

All ushers will report at the Marshall Newell Gate and no man more than ten minutes late will be admitted. In case of rain the same men will be retained for Saturday.

The following ushers assigned to sections 25 to 33, inclusive, will report to H. W. Herrington at 6 o'clock: Sect. 25, J. S. Love '17, F. F. Siebert '15, W. R. Freitas '15, W. A. Shimer '18, W. S. Charak '17, P. Catton '15; sect. 26, A. C. Hawkes '14, R. N. Shaw 3L., H. K. Anderson '18, B. Williams '18, L. B. Mann '15, A. K. Krachmainikoff '16; sect. 27, W. I. Tibbetts '17, H. R. Randall '17, J. J. Robinson 1L., J. Sebert '18, N. F. Hall 2G., P. R. Boyd '16, sect. 28, J. D. McKinley '15, L. C. Henin '15, E. L. Tiffany '16, A. W. White 1L., J. N. McClure '18, P. H. Smith '18; sect. 29, D. R. Fiske 1G., C. S. Shaughnessy '18, K. A. Viall '15, G. S. Torrey 2G., B. W. Knowlton '18, E. T. King '18; sect. 30, T. Lang '17, W. B. Breed '15, E. J. Brehaut '18, W. H. Brehaut 18, R. D. Cornell 1G., F. T. Donahue uC.; sect. 31, L. P. Rice 2G., F. G. Harriman '15, F. C. Stetson '18, D. H. Finkelstein '18, A. F. Arrayon 1G., R. B. Johnson '17; sect. 32, W. H. Conn '17, Bruce Snow '15, A. L. Steuer uL., H. S. Steuer '18, H. B. Griffiths '18, A. H. Alexander 1G.; sect. 33, J. Auslander '17, H. E. Friedman '16, L. V. Miller '18, E. W. Campbell 1G., C. E. Coleman uC., C. E. Neal '17.

The following unassigned ushers will report at 6.10 to Mr. Gordon at the Marshall Newell Gate: H. E. Friedman '16, Henry Goldberger '16, M. C. Rees '18, D. D. Harris '16, J. E. Rogers '15, C. S. Fleming '15, R. S. Milton '18, A. McDonald 2G., T. Wedel 1G., W. R. Dameron 1G., E. F. Folley '16, W. H. Gardner '18.