454. Invitations: 1956.
455. Invitations: 1956 and undated.
456. Invitations declined: 1926.
457. Invitations declined: 1947-53.
458. Invitations declined: 1953-55.
459. Invitations, radio and television: 1953-55.
460. Invitations, speaking: 1955-57.
461. Isolation article (Poulter, Thomas): 1935.
462. "Josephine Ford" painting: 1950.
463. Labels: 1948.
464. Law, Byrd vs. John H. Davis: 1919-21.
465. Latty Cove: 1930-46.
466. Latty Cove: 1936.
467. Latty Cove: 1937-46.
468. Latty Cove: 1938-39.
469. Latty Cove: 1939-40.
470. Latty Cove: 1941-42.
471. Latty Cove, insurance: 1946.
472. Latty Cove, sale: 1946.
473. Leave: 1941-42.
474. Leave: 1942-45.
475. Lecture arrangements: 1931.
476. Lecture cancellations: 1931, 41.
477. Lecture compliments: 1940-41.
478. Lecture inquiries: 1940-41.
479. Lecture instructions: 1941.
480. Lecture invitations: 1927.
481. Lecture invitations: 1927-28.
482. Lecture invitations: 1930.
483. Lecture invitations: 1941-50.
484. Lecture management: 1929-30.
485. Lecture management: 1929-32.
486. Lecture, publicity for sponsors: Undated.
487. Lecture receipts: 1941.
488. Lecture sponsors: 1947-48.
489. Lecture tours: 1930-31.
490. Lectures: 1926-27.