diff --git a/scilog/src/app/app.module.ts b/scilog/src/app/app.module.ts
index 11a18713..2d3ac952 100644
--- a/scilog/src/app/app.module.ts
+++ b/scilog/src/app/app.module.ts
@@ -58,7 +58,6 @@ import { AddLogbookComponent } from './overview/add-logbook/add-logbook.componen
 import { AddCollectionComponent } from './overview/add-collection/add-collection.component';
 import { MatLegacySlideToggleModule as MatSlideToggleModule } from '@angular/material/legacy-slide-toggle';
 import { MatLegacyAutocompleteModule as MatAutocompleteModule } from '@angular/material/legacy-autocomplete';
-import { LogbookSearchPipe } from './overview/logbook-search.pipe';
 import { NavigationButtonComponent } from './logbook/navigation-button/navigation-button.component';
 import { SnippetContentComponent } from '@shared/snippet/snippet-content/snippet-content.component';
 import { CookieService } from 'ngx-cookie-service';
@@ -117,7 +116,6 @@ const appConfigInitializerFn = (appConfig: AppConfigService) => {
         CollectionWidgetComponent,
         AddLogbookComponent,
         AddCollectionComponent,
-        LogbookSearchPipe,
         NavigationButtonComponent,
         SnippetContentComponent,
         SnippetViewerComponent,
diff --git a/scilog/src/app/overview/logbook-icon-scroll-service.service.spec.ts b/scilog/src/app/overview/logbook-icon-scroll-service.service.spec.ts
deleted file mode 100644
index 1447b5ea..00000000
--- a/scilog/src/app/overview/logbook-icon-scroll-service.service.spec.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import { TestBed } from '@angular/core/testing';
-import { LogbookDataService } from '@shared/remote-data.service';
-
-import { LogbookIconScrollService } from './logbook-icon-scroll-service.service';
-import { IDatasource } from 'ngx-ui-scroll';
-
-describe('LogbookIconScrollServiceService', () => {
-  let service: LogbookIconScrollService;
-
-  beforeEach(() => {
-    const logbookDataServiceSpy = jasmine.createSpyObj("LogbookDataService", ["getDataBuffer"]);
-    logbookDataServiceSpy.getDataBuffer.and.resolveTo([1, 2, 3, 4, 5, 6, 7]);
-
-    TestBed.configureTestingModule({
-      providers: [
-        {provide: LogbookDataService, useValue: logbookDataServiceSpy}
-      ],
-    });
-    service = TestBed.inject(LogbookIconScrollService);
-  });
-
-  it('should be created', () => {
-    expect(service).toBeTruthy();
-  });
-
-  it('should test getData', async () => {
-    service['datasource'] = {adapter: {relax: async () => ({})}} as IDatasource;
-    expect(await service.getData(0, 10, {})).toEqual([[1, 2, 3], [4, 5, 6], [7]]);
-  });
-
-  it('should test getDataBuffer after decoration', async () => {
-    expect(service['isLoaded']).toEqual(false);
-    spyOn(service, 'getData').and.resolveTo([]);
-    await service.getDataBuffer(1, 2, 3);
-    expect(service['isLoaded']).toEqual(true);
-  });
-
-});
diff --git a/scilog/src/app/overview/logbook-icon-scroll-service.service.ts b/scilog/src/app/overview/logbook-icon-scroll-service.service.ts
deleted file mode 100644
index f51a06db..00000000
--- a/scilog/src/app/overview/logbook-icon-scroll-service.service.ts
+++ /dev/null
@@ -1,58 +0,0 @@
-import { Injectable } from '@angular/core';
-import { LogbookDataService } from '@shared/remote-data.service';
-import { SearchScrollBaseService } from '@shared/search-scroll.service';
-import { Datasource } from 'ngx-ui-scroll';
-
-@Injectable({
-  providedIn: 'root'
-})
-export class LogbookIconScrollService extends SearchScrollBaseService {
-
-  groupSize = 3;
-  constructor(protected dataService: LogbookDataService) {
-    super();
-  }
-
-  protected setupDatasource() {
-    const bufferSize = (this.groupSize + 1) * 3;
-    if (this.datasource != null) {
-      this.datasource.adapter.reset(new Datasource({
-        get: async (index: number, count: number) => {
-          return this.getDataBuffer(index, count, this.config);
-        },
-
-        settings: {
-          minIndex: 0,
-          startIndex: this.startIndex,
-          bufferSize: bufferSize,
-          padding: 0.5,
-        }
-      }));
-    } else {
-      this.datasource = new Datasource({
-        get: async (index: number, count: number) => {
-          return this.getDataBuffer(index, count, this.config);
-        },
-
-        settings: {
-          minIndex: 0,
-          startIndex: this.startIndex,
-          bufferSize: bufferSize,
-          padding: 0.5,
-        }
-      });
-    }
-  }
-
-  getDataBuffer(index: number, count: number, config: any) {
-    return this.getData(index, count, config);
-  }
-
-  async getData(index: number, count: number, config: any) {
-    const buffer = await this.dataService.getDataBuffer(index, count, config);
-    this.datasource.adapter.relax();
-    const groupedBuffer = [];
-    while (buffer.length) groupedBuffer.push(buffer.splice(0, this.groupSize));
-    return groupedBuffer
-  }
-}
diff --git a/scilog/src/app/overview/logbook-search.pipe.spec.ts b/scilog/src/app/overview/logbook-search.pipe.spec.ts
deleted file mode 100644
index 47c9c5fa..00000000
--- a/scilog/src/app/overview/logbook-search.pipe.spec.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { LogbookSearchPipe } from './logbook-search.pipe';
-
-describe('LogbookSearchPipe', () => {
-  it('create an instance', () => {
-    const pipe = new LogbookSearchPipe();
-    expect(pipe).toBeTruthy();
-  });
-});
diff --git a/scilog/src/app/overview/logbook-search.pipe.ts b/scilog/src/app/overview/logbook-search.pipe.ts
deleted file mode 100644
index 104356a5..00000000
--- a/scilog/src/app/overview/logbook-search.pipe.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-import { Pipe, PipeTransform } from '@angular/core';
-import {Logbooks} from '@model/logbooks';
-
-@Pipe({
-  name: 'logbookSearch'
-})
-export class LogbookSearchPipe implements PipeTransform {
-
-  transform(logbooks: Logbooks[], searchString: string): any {
-    if (searchString.length == 0){
-      return logbooks;
-    }
-    if ((typeof logbooks != 'undefined') || (searchString.length > 0)){    
-      return logbooks.filter((logbook:Logbooks) => {
-        let searchMatch = false;
-        for (const key in logbook) {
-          if (Object.prototype.hasOwnProperty.call(logbook, key)) {
-            const element = logbook[key];
-            if (typeof element == "string"){
-              if (searchMatch = element.toLowerCase().includes(searchString.toLowerCase())){
-                break;
-              }
-            }
-          }
-        }
-        return searchMatch;
-      });
-    }
-    return null
-  }
-
-}