Models of rubric: Planimeters, integraphs, harmonic analysis Model 405 Vector integrator according to Föttinger Model 469 Polar integraph of Prof. M. Franck Model 501 Instrument for the composition of harmonic vibrations Model 523 Machine from Rottsieper for the calculating of the Poisson integral for the circle Model 525 Integraph from Abdank-Abakanowicz Coradi Model 526 Moment planimeter from Amsler Model 527 Integraph from Coradi Model 528 Bar planimeter according to H. v. Sanden Model 529 Bar planimeter according to H. v. Sanden Model 531 Polar planimeter with calibration circuit Model 532 Polar planimeter with calibration ruler Model 534 Optical planimeter from Schnöckel Model 535 Spherical planimeter from Schnöckel Model 536 Polar planimeter Model 537 Planimeter Model 538 Harp planimeter from Oldendorp Model 548 Surface measure plaques from Kloth Model 553 Integration triangles from Thaer Model 556 Harmonic analyzer from Mader Model 556 Harmonic analyzer from Mader Model 557 Harmonic analyzer from Henrici Model 560 Integraph from Naatz-Blochmann Model 560 Integraph from Naatz-Blochmann Model 564 Machine for the integration of the Riccati differential equation Model 574 Wooden model of a polar planimeter Model 1102 Slide: Harmonic analyzer from Michelson Model 1103 Slide: Harmonic analyzer Model 1104 Slide: Fourier series generated by an analyzer Model 1105 Slide: Fourier series generated by an analyzer Model 1106 Slide: Fourier series generated by an analyzer Model 1109 Slide: Fourier series generated by an analyzer Model 1110 Slide: Fourier series generated by an analyzer Model 1111 Slide: Fourier series generated by an analyzer Model 1112 Slide: Fourier series generated by an analyzer Model 1113 Slide: Fourier series generated by an analyzer Model 1114 Slide: Fourier series generated by an analyzer Model 1115 Slide: Fourier series generated by an analyzer Model 1116 Slide: Fourier series generated by an analyzer Model 1117 Slide: Fourier series generated by an analyzer Model 1352 Slide: Integraph from Abdank-Abakanowicz Model 1356 Slide: Harmonic analyzer from Henrici Model 1357 Slide: Polar planimeter Model 1358 Slide: Pantograph for the plane Model 1360 Slide: Harmonic analyzer from Henrici Model 1361 Slide: Integraph from Coradi Model 1583 Slide: Harmonic analyzer from Yule