Lijst van lantaarnplaatjes (between 1906-1913)

24 . SOUND. 823 Graphic method of registering vibrations of a tuning fork. 824 Lissajous’ method of showing vibrations of a tuning fork on a screen. 525 Diagram of sound waves produced by tuning fork 526 Syren of Cagniard de la Tour. 627 Syren section. 628 Helmholtz's double Syren. 529 Experiment showing the transmission of sounds by liquids. 530 Arrangements for sounding a pipe in a liquid. 631 Sonometer. 632 Weber's wave canal. 633 Vibrations and nodes in a string shown by damping the centre. 63-1 Vibrations and nodes in a string shown by damping one third. 615 Vibrations and nodes in a string shown by damping one fourth. 636 Vibrations and nodes in a string shown by damping one fifth. 637 Mclde’s experiment. String attached to tuning fork 533 Vibrations and nodes produced by string in Molde’s experiment. 639 Melde’s experiment with the strain on the string varied. 60 Toung’s figures of vibrations of wire3 641 Transverse vibration of a rod fixed at both ends. 5- 12 Transverse vibration of a rod fixed at one end. 643 ICaleklophone. 644 Pendulum vibrating in two directions. 645 Figures produced by the kaleidophone. 546 Diagram of vibrations of a wooden ruler. 647 Claque-hois. 643 Glass harmonicon. 649 Vibrations of a tuning fork. 650 Chladrd’s sand figures, method of showing vibrations of square plate. 651 Band figures on four square plates held in the centre. 632 Band figures on four square plates hc-ld not in the centre. 638 Three figures on square plates obtained with sand and gum. 534 Three figures on square plates with sand and lycopodium powder. 555 Band figures on square plates. 556 Sand figures on plates of various forms. 557 Band figures on membrane, produced by vibration of the air. Ganot, 227. 653 Band figures on membranes. 859 Diagram of vibration of bell. 660 Proof of vibration of glass bell 661 Vibrations of a metal clock bell. 562 Melde’s experiment showing vibration of liquid molecules. 568 Faraday’s experiment, vibrations of wator impressed on a layer of sand, 664 Longitudinal vibration of a rod. 565 Diagram of longitudinal vibrations of rods. 666 Marioye’s harp. 567 Konig’s ocular demonstration of the longitu- dinal vibration of a rod. 563 Fracture of glass tube by sonorous vibrations 649 Tube held and rubbed so as to produce its octave. 6- 75 Action of sonorous vibrations on polarized light, 6fl Beaouance experiment, to ascertain the length of column that responds to a tuning fork. 572 Jars of different heights which respond each to its own rate of vibration. 573 Sonorous bell and cardboard resonator, 574 Helmholtz’s resonator. 575 Musical note, generated by blowing across' the mouth of a tube. 576 Diagram of vibrations in Btopped pipes, fundamental note and overtones. 577 Pan’s pipes. 578 Square organ pipe and round stopped pipe. 679 Organ pipe responding to excited tuning fork. 530 Hopldns’ experiment to ascertain the pos- ition of nodes in a vibrating column of air. 531 Organ pipe with gas jets to ascertain the position of nodes. 532 Diagram of vibrations in open pipes, fun- damental note and overtones. 533 Free reed. 584 Organ pipe with free reed, and arrangement for experimentally altering the reed. 585 Section of organ pipe with striking reed and arrangement for altering the reed. 588 Vertical and horizontal section of glottis, vocal cords, &c. 587 Vertical section showing the vocal organs. 538 Miillcr’s india-rubber imitation of vocal cords. 589 Kundt’s method of showing vibrations of a glass tube 590 Sound figures in gios9 tubes. 591 Savart’s experiment, musical flow of water through small apertures. 592 Bunsen burner and tin tube for musical flame experiment. 593 Glass tube with paper slider for musical flame experiment. 594 Images of twinkling flame. 595 Experiment for showing the image of. twinkling musical flame. 598 Blow pipe flame affected by whistle. 597 Sensitive flames, fish tail burner. 593 Sensitive flames, bat’s wing burner. 599 Experiments with sensitive flames from. round apertures. 600 Effect of sound of short duration on sensitive flame. 601 Sensitive flame in its original and affected condition. 602 Sensitive smoke jets. 603 Sensitive water veins.' 604 Sensitive water jets. 605 Propagation and reflection of liquid waves on the surface of an elliptical bath of mercury. 606 Propagation and reflection of liquid waves on the surface of a circular bath of mercury. 607 Diagram of vibrating tuning forks in a. state or coincidence and interference. 603 Experiment for dividing a stream of sound, into two branches. 609 Method of showing beats with two organ pipes. CIO Simple method of compounding the vibra- tion of two forks. 611 Tracings of combination of two parallel. vibratory movements, 612 Tracings of combination of two rectangular vibratory movements. 613 Apparatus for showing the action of beats. of flame 614 Lissajous’ method of showing beats of twe. tuning folks