ILLUSTRATIONS. 



Fig. 4fi4. — Form derived from a gourd 446 



465. — Form derived from a couch shell 447 



466. — Form derived from a stoue pot 448 



467. — Form derived from a wooden tray 448 



468. — Form derived from a horn spoon 448 



469.— Form deri ved from a bark vessel 448 



470. — Form derived from basketry 449 



471. — Form derived from basketry 449 



472. — Form derived from a wooden vessel 449 



473. — Coincident forms 451 



474. — Form produced by accident 451 



475.— Scroll derived from the spire of a conch shell 454 



476. — Theoretical development of current scroll 455 



477. — Ornament derived through modification of handles 455 



478. — Scroll derived from coil of clay 456 



479. — Ornamental use of fillets of clay 456 



480. — Variation through the influence of form 459 



481. — Theoretical development of the current scroll 460 



482. — Forms of the same motive expressed in different arts 461 



483. — Forms of the same motive expressed in different arts 461 



484. — Forms of the same motive expressed in different arts 461 



485. — Geometric form of textile ornament 462 



486. — Loss of geometric accuracy in painting 462 



487. — Design painted upon pottery 463 



488. — Theoretical development of fret work 464 



489. — Theoretical development of scroll work 465 



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